diff --git a/.sqlx/query-053c17f3b54ae3e153137926115486eb19a801bd73a74230bcf72a9a7254824a.json b/.sqlx/query-053c17f3b54ae3e153137926115486eb19a801bd73a74230bcf72a9a7254824a.json
new file mode 100644
index 0000000..226adc1
--- /dev/null
+++ b/.sqlx/query-053c17f3b54ae3e153137926115486eb19a801bd73a74230bcf72a9a7254824a.json
@@ -0,0 +1,38 @@
+{
+  "db_name": "SQLite",
+  "query": "\n                SELECT principal, cal_id, id, (deleted_at IS NOT NULL) AS \"deleted: bool\"\n                    FROM calendarobjects\n                    WHERE (principal, cal_id, id) NOT IN (\n                        SELECT DISTINCT principal, cal_id, object_id FROM calendarobjectchangelog\n                    )\n                ;\n                ",
+  "describe": {
+    "columns": [
+      {
+        "name": "principal",
+        "ordinal": 0,
+        "type_info": "Text"
+      },
+      {
+        "name": "cal_id",
+        "ordinal": 1,
+        "type_info": "Text"
+      },
+      {
+        "name": "id",
+        "ordinal": 2,
+        "type_info": "Text"
+      },
+      {
+        "name": "deleted: bool",
+        "ordinal": 3,
+        "type_info": "Integer"
+      }
+    ],
+    "parameters": {
+      "Right": 0
+    },
+    "nullable": [
+      false,
+      false,
+      false,
+      false
+    ]
+  },
+  "hash": "053c17f3b54ae3e153137926115486eb19a801bd73a74230bcf72a9a7254824a"
+}
diff --git a/.sqlx/query-c138b1143ac04af4930266ffae0990e82005911c11a683ad565e92335e085f4d.json b/.sqlx/query-c138b1143ac04af4930266ffae0990e82005911c11a683ad565e92335e085f4d.json
new file mode 100644
index 0000000..6c2ab3a
--- /dev/null
+++ b/.sqlx/query-c138b1143ac04af4930266ffae0990e82005911c11a683ad565e92335e085f4d.json
@@ -0,0 +1,38 @@
+{
+  "db_name": "SQLite",
+  "query": "\n                SELECT principal, addressbook_id, id, (deleted_at IS NOT NULL) AS \"deleted: bool\"\n                    FROM addressobjects\n                    WHERE (principal, addressbook_id, id) NOT IN (\n                        SELECT DISTINCT principal, addressbook_id, object_id FROM addressobjectchangelog\n                    )\n                ;\n                ",
+  "describe": {
+    "columns": [
+      {
+        "name": "principal",
+        "ordinal": 0,
+        "type_info": "Text"
+      },
+      {
+        "name": "addressbook_id",
+        "ordinal": 1,
+        "type_info": "Text"
+      },
+      {
+        "name": "id",
+        "ordinal": 2,
+        "type_info": "Text"
+      },
+      {
+        "name": "deleted: bool",
+        "ordinal": 3,
+        "type_info": "Integer"
+      }
+    ],
+    "parameters": {
+      "Right": 0
+    },
+    "nullable": [
+      false,
+      false,
+      false,
+      false
+    ]
+  },
+  "hash": "c138b1143ac04af4930266ffae0990e82005911c11a683ad565e92335e085f4d"
+}
diff --git a/Cargo.lock b/Cargo.lock
index 54d58d7..2d3e5a0 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -73,22 +73,22 @@ dependencies = [
 
 [[package]]
 name = "anstyle-query"
-version = "1.1.4"
+version = "1.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9e231f6134f61b71076a3eab506c379d4f36122f2af15a9ff04415ea4c3339e2"
+checksum = "40c48f72fd53cd289104fc64099abca73db4166ad86ea0b4341abe65af83dadc"
 dependencies = [
- "windows-sys 0.60.2",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
 name = "anstyle-wincon"
-version = "3.0.10"
+version = "3.0.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3e0633414522a32ffaac8ac6cc8f748e090c5717661fddeea04219e2344f5f2a"
+checksum = "291e6a250ff86cd4a820112fb8898808a366d8f9f58ce16d1f538353ad55747d"
 dependencies = [
  "anstyle",
  "once_cell_polyfill",
- "windows-sys 0.60.2",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -139,7 +139,7 @@ dependencies = [
  "rustc-hash",
  "serde",
  "serde_derive",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
 
 [[package]]
@@ -175,7 +175,7 @@ checksum = "34921de3d57974069bad483fdfe0ec65d88c4ff892edd1ab4d8b03be0dda1b9b"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
 
 [[package]]
@@ -310,7 +310,7 @@ checksum = "9035ad2d096bed7955a320ee7e2230574d28fd3c3a0f186cbea1ff3c7eed5dbb"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
 
 [[package]]
@@ -345,9 +345,9 @@ checksum = "c08606f8c3cbf4ce6ec8e28fb0014a2c086708fe954eaa885384a6165172e7e8"
 
 [[package]]
 name = "axum"
-version = "0.8.6"
+version = "0.8.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8a18ed336352031311f4e0b4dd2ff392d4fbb370777c9d18d7fc9d7359f73871"
+checksum = "5b098575ebe77cb6d14fc7f32749631a6e44edbef6b796f89b020e99ba20d425"
 dependencies = [
  "axum-core",
  "bytes",
@@ -397,9 +397,9 @@ dependencies = [
 
 [[package]]
 name = "axum-extra"
-version = "0.12.0"
+version = "0.12.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "460c45604cb25834835e3b4d3468510322852783dac36261d642424d75562ff3"
+checksum = "dbfe9f610fe4e99cf0cfcd03ccf8c63c28c616fe714d80475ef731f3b13dd21b"
 dependencies = [
  "axum",
  "axum-core",
@@ -525,15 +525,15 @@ checksum = "1fd0f2584146f6f2ef48085050886acf353beff7305ebd1ae69500e27c67f64b"
 
 [[package]]
 name = "bytes"
-version = "1.10.1"
+version = "1.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d71b6127be86fdcfddb610f7182ac57211d4b18a3e9c82eb2d17662f2227ad6a"
+checksum = "b35204fbdc0b3f4446b89fc1ac2cf84a8a68971995d0bf2e925ec7cd960f9cb3"
 
 [[package]]
 name = "cc"
-version = "1.2.44"
+version = "1.2.46"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "37521ac7aabe3d13122dc382493e20c9416f299d2ccd5b3a5340a2570cdeb0f3"
+checksum = "b97463e1064cb1b1c1384ad0a0b9c8abd0988e2a91f52606c80ef14aadb63e36"
 dependencies = [
  "find-msvc-tools",
  "shlex",
@@ -586,9 +586,9 @@ dependencies = [
 
 [[package]]
 name = "clap"
-version = "4.5.51"
+version = "4.5.52"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4c26d721170e0295f191a69bd9a1f93efcdb0aff38684b61ab5750468972e5f5"
+checksum = "aa8120877db0e5c011242f96806ce3c94e0737ab8108532a76a3300a01db2ab8"
 dependencies = [
  "clap_builder",
  "clap_derive",
@@ -596,9 +596,9 @@ dependencies = [
 
 [[package]]
 name = "clap_builder"
-version = "4.5.51"
+version = "4.5.52"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "75835f0c7bf681bfd05abe44e965760fea999a5286c6eb2d59883634fd02011a"
+checksum = "02576b399397b659c26064fbc92a75fede9d18ffd5f80ca1cd74ddab167016e1"
 dependencies = [
  "anstream",
  "anstyle",
@@ -615,7 +615,7 @@ dependencies = [
  "heck",
  "proc-macro2",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
 
 [[package]]
@@ -747,7 +747,7 @@ checksum = "f46882e17999c6cc590af592290432be3bce0428cb0d5f8b6715e4dc7b383eb3"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
 
 [[package]]
@@ -771,7 +771,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "strsim",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
 
 [[package]]
@@ -782,7 +782,7 @@ checksum = "d38308df82d1080de0afee5d069fa14b0326a88c14f15c5ccda35b4a6c414c81"
 dependencies = [
  "darling_core",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
 
 [[package]]
@@ -823,7 +823,7 @@ checksum = "bda628edc44c4bb645fbe0f758797143e4e07926f7ebf4e9bdfbd3d2ce621df3"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
  "unicode-xid",
 ]
 
@@ -847,7 +847,7 @@ checksum = "97369cbbc041bc366949bc74d34658d6cda5621039731c6310521892a3a20ae0"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
 
 [[package]]
@@ -1048,9 +1048,9 @@ dependencies = [
 
 [[package]]
 name = "find-msvc-tools"
-version = "0.1.4"
+version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "52051878f80a721bb68ebfbc930e07b65ba72f2da88968ea5c06fd6ca3d3a127"
+checksum = "3a3076410a55c90011c298b04d0cfa770b00fa04e1e3c97d3f6c9de105a03844"
 
 [[package]]
 name = "flume"
@@ -1178,7 +1178,7 @@ checksum = "162ee34ebcb7c64a8abebc059ce0fee27c2262618d7b60ed8faf72fef13c3650"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
 
 [[package]]
@@ -1466,9 +1466,9 @@ checksum = "df3b46402a9d5adb4c86a0cf463f42e19994e3ee891101b1841f30a545cb49a9"
 
 [[package]]
 name = "hyper"
-version = "1.7.0"
+version = "1.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "eb3aa54a13a0dfe7fbe3a59e0c76093041720fdc77b110cc0fc260fafb4dc51e"
+checksum = "2ab2d4f250c3d7b1c9fcdff1cece94ea4e2dfbec68614f7b87cb205f24ca9d11"
 dependencies = [
  "atomic-waker",
  "bytes",
@@ -1519,9 +1519,9 @@ dependencies = [
 
 [[package]]
 name = "hyper-util"
-version = "0.1.17"
+version = "0.1.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3c6995591a8f1380fcb4ba966a252a4b29188d51d2b89e3a252f5305be65aea8"
+checksum = "52e9a2a24dc5c6821e71a7030e1e14b7b632acac55c40e9d2e082c621261bb56"
 dependencies = [
  "base64 0.22.1",
  "bytes",
@@ -1568,7 +1568,7 @@ dependencies = [
 [[package]]
 name = "ical"
 version = "0.11.0"
-source = "git+https://github.com/lennart-k/ical-rs#38e4201d5f653b07c9800cccec93996f542267b4"
+source = "git+https://github.com/lennart-k/ical-rs#474caf58acbc8ebefd90e6b848741d7ed5136d65"
 dependencies = [
  "chrono",
  "chrono-tz",
@@ -1724,9 +1724,9 @@ checksum = "469fb0b9cefa57e3ef31275ee7cacb78f2fdca44e4765491884a2b119d4eb130"
 
 [[package]]
 name = "iri-string"
-version = "0.7.8"
+version = "0.7.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dbc5ebe9c3a1a7a5127f920a418f7585e9e758e911d0466ed004f393b0e380b2"
+checksum = "4f867b9d1d896b67beb18518eda36fdb77a32ea590de864f1325b294a6d14397"
 dependencies = [
  "memchr",
  "serde",
@@ -1957,9 +1957,9 @@ dependencies = [
 
 [[package]]
 name = "num-bigint-dig"
-version = "0.8.5"
+version = "0.8.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "82c79c15c05d4bf82b6f5ef163104cc81a760d8e874d38ac50ab67c8877b647b"
+checksum = "e661dda6640fad38e827a6d4a310ff4763082116fe217f279885c97f511bb0b7"
 dependencies = [
  "lazy_static",
  "libm",
@@ -2081,9 +2081,9 @@ dependencies = [
 
 [[package]]
 name = "openssl"
-version = "0.10.74"
+version = "0.10.75"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "24ad14dd45412269e1a30f52ad8f0664f0f4f4a89ee8fe28c3b3527021ebb654"
+checksum = "08838db121398ad17ab8531ce9de97b244589089e290a384c900cb9ff7434328"
 dependencies = [
  "bitflags",
  "cfg-if",
@@ -2102,7 +2102,7 @@ checksum = "a948666b637a0f465e8564c73e89d4dde00d72d4d473cc972f390fc3dcee7d9c"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
 
 [[package]]
@@ -2116,9 +2116,9 @@ dependencies = [
 
 [[package]]
 name = "openssl-sys"
-version = "0.9.110"
+version = "0.9.111"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0a9f0075ba3c21b09f8e8b2026584b1d18d49388648f2fbbf3c97ea8deced8e2"
+checksum = "82cab2d520aa75e3c58898289429321eb788c3106963d0dc886ec7a5f4adc321"
 dependencies = [
  "cc",
  "libc",
@@ -2327,7 +2327,7 @@ dependencies = [
  "proc-macro2",
  "proc-macro2-diagnostics",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
 
 [[package]]
@@ -2400,7 +2400,7 @@ checksum = "6e918e4ff8c4549eb882f14b3a4bc8c8bc93de829416eacf579f1207a8fbf861"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
 
 [[package]]
@@ -2526,7 +2526,7 @@ checksum = "af066a9c399a26e020ada66a034357a868728e72cd426f3adcd35f80d88d88c8"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
  "version_check",
  "yansi",
 ]
@@ -2551,14 +2551,14 @@ dependencies = [
  "itertools 0.14.0",
  "proc-macro2",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
 
 [[package]]
 name = "quick-xml"
-version = "0.38.3"
+version = "0.38.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "42a232e7487fc2ef313d96dde7948e7a3c05101870d8985e4fd8d26aedd27b89"
+checksum = "b66c2058c55a409d601666cffe35f04333cf1013010882cec174a7467cd4e21c"
 dependencies = [
  "memchr",
 ]
@@ -2620,9 +2620,9 @@ dependencies = [
 
 [[package]]
 name = "quote"
-version = "1.0.41"
+version = "1.0.42"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ce25767e7b499d1b604768e7cde645d14cc8584231ea6b295e9c9eb22c02e1d1"
+checksum = "a338cc41d27e6cc6dce6cefc13a0729dfbb81c262b1f519331575dd80ef3067f"
 dependencies = [
  "proc-macro2",
 ]
@@ -2718,7 +2718,7 @@ checksum = "b7186006dcb21920990093f30e3dea63b7d6e977bf1256be20c3563a5db070da"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
 
 [[package]]
@@ -2849,9 +2849,9 @@ dependencies = [
 
 [[package]]
 name = "rsa"
-version = "0.9.8"
+version = "0.9.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "78928ac1ed176a5ca1d17e578a1825f3d81ca54cf41053a592584b020cfd691b"
+checksum = "40a0376c50d0358279d9d643e4bf7b7be212f1f4ff1da9070a7b54d22ef75c88"
 dependencies = [
  "const-oid",
  "digest",
@@ -2892,7 +2892,7 @@ dependencies = [
  "regex",
  "relative-path",
  "rustc_version",
- "syn 2.0.108",
+ "syn 2.0.110",
  "unicode-ident",
 ]
 
@@ -2904,7 +2904,7 @@ checksum = "b3a8fb4672e840a587a66fc577a5491375df51ddb88f2a2c2a792598c326fe14"
 dependencies = [
  "quote",
  "rand 0.8.5",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
 
 [[package]]
@@ -2919,9 +2919,9 @@ dependencies = [
 
 [[package]]
 name = "rust-embed"
-version = "8.8.0"
+version = "8.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fb44e1917075637ee8c7bcb865cf8830e3a92b5b1189e44e3a0ab5a0d5be314b"
+checksum = "947d7f3fad52b283d261c4c99a084937e2fe492248cb9a68a8435a861b8798ca"
 dependencies = [
  "rust-embed-impl",
  "rust-embed-utils",
@@ -2930,22 +2930,22 @@ dependencies = [
 
 [[package]]
 name = "rust-embed-impl"
-version = "8.8.0"
+version = "8.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "382499b49db77a7c19abd2a574f85ada7e9dbe125d5d1160fa5cad7c4cf71fc9"
+checksum = "5fa2c8c9e8711e10f9c4fd2d64317ef13feaab820a4c51541f1a8c8e2e851ab2"
 dependencies = [
  "proc-macro2",
  "quote",
  "rust-embed-utils",
- "syn 2.0.108",
+ "syn 2.0.110",
  "walkdir",
 ]
 
 [[package]]
 name = "rust-embed-utils"
-version = "8.8.0"
+version = "8.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "21fcbee55c2458836bcdbfffb6ec9ba74bbc23ca7aa6816015a3dd2c4d8fc185"
+checksum = "60b161f275cb337fe0a44d924a5f4df0ed69c2c39519858f931ce61c779d3475"
 dependencies = [
  "sha2",
  "walkdir",
@@ -2974,7 +2974,7 @@ dependencies = [
 
 [[package]]
 name = "rustical"
-version = "0.10.1"
+version = "0.10.5"
 dependencies = [
  "anyhow",
  "argon2",
@@ -3017,7 +3017,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_caldav"
-version = "0.10.1"
+version = "0.10.5"
 dependencies = [
  "async-std",
  "async-trait",
@@ -3057,7 +3057,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_carddav"
-version = "0.10.1"
+version = "0.10.5"
 dependencies = [
  "async-trait",
  "axum",
@@ -3089,7 +3089,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_dav"
-version = "0.10.1"
+version = "0.10.5"
 dependencies = [
  "async-trait",
  "axum",
@@ -3114,7 +3114,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_dav_push"
-version = "0.10.1"
+version = "0.10.5"
 dependencies = [
  "async-trait",
  "axum",
@@ -3139,7 +3139,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_frontend"
-version = "0.10.1"
+version = "0.10.5"
 dependencies = [
  "askama",
  "askama_web",
@@ -3175,7 +3175,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_ical"
-version = "0.10.1"
+version = "0.10.5"
 dependencies = [
  "axum",
  "chrono",
@@ -3192,7 +3192,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_oidc"
-version = "0.10.1"
+version = "0.10.5"
 dependencies = [
  "async-trait",
  "axum",
@@ -3208,7 +3208,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_store"
-version = "0.10.1"
+version = "0.10.5"
 dependencies = [
  "anyhow",
  "async-trait",
@@ -3240,7 +3240,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_store_sqlite"
-version = "0.10.1"
+version = "0.10.5"
 dependencies = [
  "async-trait",
  "chrono",
@@ -3262,7 +3262,7 @@ dependencies = [
 
 [[package]]
 name = "rustical_xml"
-version = "0.10.1"
+version = "0.10.5"
 dependencies = [
  "quick-xml",
  "thiserror 2.0.17",
@@ -3284,9 +3284,9 @@ dependencies = [
 
 [[package]]
 name = "rustls"
-version = "0.23.34"
+version = "0.23.35"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6a9586e9ee2b4f8fab52a0048ca7334d7024eef48e2cb9407e3497bb7cab7fa7"
+checksum = "533f54bc6a7d4f647e46ad909549eda97bf5afc1585190ef692b4286b198bd8f"
 dependencies = [
  "once_cell",
  "ring",
@@ -3352,9 +3352,9 @@ dependencies = [
 
 [[package]]
 name = "schemars"
-version = "1.0.4"
+version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "82d20c4491bc164fa2f6c5d44565947a52ad80b9505d8e36f8d54c27c739fcd0"
+checksum = "9558e172d4e8533736ba97870c4b2cd63f84b382a3d6eb063da41b91cce17289"
 dependencies = [
  "dyn-clone",
  "ref-cast",
@@ -3425,7 +3425,7 @@ checksum = "d540f220d3187173da220f885ab66608367b6574e925011a9353e4badda91d79"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
 
 [[package]]
@@ -3493,9 +3493,9 @@ dependencies = [
 
 [[package]]
 name = "serde_with"
-version = "3.15.1"
+version = "3.16.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "aa66c845eee442168b2c8134fec70ac50dc20e760769c8ba0ad1319ca1959b04"
+checksum = "10574371d41b0d9b2cff89418eda27da52bcaff2cc8741db26382a77c29131f1"
 dependencies = [
  "base64 0.22.1",
  "chrono",
@@ -3503,7 +3503,7 @@ dependencies = [
  "indexmap 1.9.3",
  "indexmap 2.12.0",
  "schemars 0.9.0",
- "schemars 1.0.4",
+ "schemars 1.1.0",
  "serde_core",
  "serde_json",
  "serde_with_macros",
@@ -3512,14 +3512,14 @@ dependencies = [
 
 [[package]]
 name = "serde_with_macros"
-version = "3.15.1"
+version = "3.16.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b91a903660542fced4e99881aa481bdbaec1634568ee02e0b8bd57c64cb38955"
+checksum = "08a72d8216842fdd57820dc78d840bef99248e35fb2554ff923319e60f2d686b"
 dependencies = [
  "darling",
  "proc-macro2",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
 
 [[package]]
@@ -3687,7 +3687,7 @@ dependencies = [
  "quote",
  "sqlx-core",
  "sqlx-macros-core",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
 
 [[package]]
@@ -3710,7 +3710,7 @@ dependencies = [
  "sqlx-mysql",
  "sqlx-postgres",
  "sqlx-sqlite",
- "syn 2.0.108",
+ "syn 2.0.110",
  "tokio",
  "url",
 ]
@@ -3862,7 +3862,7 @@ dependencies = [
  "heck",
  "proc-macro2",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
 
 [[package]]
@@ -3884,9 +3884,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.108"
+version = "2.0.110"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "da58917d35242480a05c2897064da0a80589a2a0476c9a3f2fdc83b53502e917"
+checksum = "a99801b5bd34ede4cf3fc688c5919368fea4e4814a4664359503e6015b280aea"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -3910,7 +3910,7 @@ checksum = "728a70f3dbaf5bab7f0c4b1ac8d7ae5ea60a4b5549c8a5914361c99147a709d2"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
 
 [[package]]
@@ -3939,7 +3939,7 @@ checksum = "4fee6c4efc90059e10f81e6d42c60a18f76588c3d74cb83a0b242a2b6c7504c1"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
 
 [[package]]
@@ -3950,7 +3950,7 @@ checksum = "3ff15c8ecd7de3849db632e14d18d2571fa09dfc5ed93479bc4485c7a517c913"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
 
 [[package]]
@@ -4044,7 +4044,7 @@ checksum = "af407857209536a95c8e56f8231ef2c2e2aff839b22e07a1ffcbc617e9db9fa5"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
 
 [[package]]
@@ -4070,9 +4070,9 @@ dependencies = [
 
 [[package]]
 name = "tokio-util"
-version = "0.7.16"
+version = "0.7.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "14307c986784f72ef81c89db7d9e28d6ac26d16213b109ea501696195e6e3ce5"
+checksum = "2efa149fe76073d6e8fd97ef4f4eca7b67f599660115591483572e406e165594"
 dependencies = [
  "bytes",
  "futures-core",
@@ -4356,7 +4356,7 @@ checksum = "81383ab64e72a7a8b8e13130c49e3dab29def6d0c7d76a03087b3cf71c5c6903"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
 
 [[package]]
@@ -4639,7 +4639,7 @@ dependencies = [
  "bumpalo",
  "proc-macro2",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
  "wasm-bindgen-shared",
 ]
 
@@ -4674,9 +4674,9 @@ dependencies = [
 
 [[package]]
 name = "webpki-roots"
-version = "1.0.3"
+version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "32b130c0d2d49f8b6889abc456e795e82525204f27c42cf767cf0d7734e089b8"
+checksum = "b2878ef029c47c6e8cf779119f20fcf52bde7ad42a731b2a304bc221df17571e"
 dependencies = [
  "rustls-pki-types",
 ]
@@ -4721,7 +4721,7 @@ checksum = "053e2e040ab57b9dc951b72c264860db7eb3b0200ba345b4e4c3b14f67855ddf"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
 
 [[package]]
@@ -4732,7 +4732,7 @@ checksum = "3f316c4a2570ba26bbec722032c4099d8c8bc095efccdc15688708623367e358"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
 
 [[package]]
@@ -5013,14 +5013,14 @@ checksum = "9edde0db4769d2dc68579893f2306b26c6ecfbe0ef499b013d731b7b9247e0b9"
 
 [[package]]
 name = "xml_derive"
-version = "0.1.0"
+version = "0.10.5"
 dependencies = [
  "darling",
  "heck",
  "itertools 0.14.0",
  "proc-macro2",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
 
 [[package]]
@@ -5048,7 +5048,7 @@ checksum = "b659052874eb698efe5b9e8cf382204678a0086ebf46982b79d6ca3182927e5d"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
  "synstructure",
 ]
 
@@ -5069,7 +5069,7 @@ checksum = "88d2b8d9c68ad2b9e4340d7832716a4d21a22a1154777ad56ea55c51a9cf3831"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
 
 [[package]]
@@ -5089,7 +5089,7 @@ checksum = "d71e5d6e06ab090c67b5e44993ec16b72dcbaabc526db883a360057678b48502"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
  "synstructure",
 ]
 
@@ -5129,5 +5129,5 @@ checksum = "eadce39539ca5cb3985590102671f2567e659fca9666581ad3411d59207951f3"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.108",
+ "syn 2.0.110",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 18c96d1..2c4851b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,7 +2,8 @@
 members = ["crates/*"]
 
 [workspace.package]
-version = "0.10.1"
+version = "0.10.5"
+rust-version = "1.91"
 edition = "2024"
 description = "A CalDAV server"
 documentation = "https://lennart-k.github.io/rustical/"
@@ -12,6 +13,7 @@ license = "AGPL-3.0-or-later"
 [package]
 name = "rustical"
 version.workspace = true
+rust-version.workspace = true
 edition.workspace = true
 description.workspace = true
 repository.workspace = true
@@ -35,6 +37,17 @@ opentelemetry = [
 debug = 0
 
 [workspace.dependencies]
+rustical_dav = { path = "./crates/dav/" }
+rustical_dav_push = { path = "./crates/dav_push/" }
+rustical_store = { path = "./crates/store/" }
+rustical_store_sqlite = { path = "./crates/store_sqlite/" }
+rustical_caldav = { path = "./crates/caldav/" }
+rustical_carddav = { path = "./crates/carddav/" }
+rustical_frontend = { path = "./crates/frontend/" }
+rustical_xml = { path = "./crates/xml/" }
+rustical_oidc = { path = "./crates/oidc/" }
+rustical_ical = { path = "./crates/ical/" }
+
 matchit = "0.9"
 uuid = { version = "1.11", features = ["v4", "fast-rng"] }
 async-trait = "0.1"
@@ -108,16 +121,6 @@ tower-http = { version = "0.6", features = [
   "catch-panic",
 ] }
 percent-encoding = "2.3"
-rustical_dav = { path = "./crates/dav/" }
-rustical_dav_push = { path = "./crates/dav_push/" }
-rustical_store = { path = "./crates/store/" }
-rustical_store_sqlite = { path = "./crates/store_sqlite/" }
-rustical_caldav = { path = "./crates/caldav/" }
-rustical_carddav = { path = "./crates/carddav/" }
-rustical_frontend = { path = "./crates/frontend/" }
-rustical_xml = { path = "./crates/xml/" }
-rustical_oidc = { path = "./crates/oidc/" }
-rustical_ical = { path = "./crates/ical/" }
 chrono-tz = "0.10"
 chrono-humanize = "0.2"
 rand = "0.9"
@@ -147,19 +150,19 @@ openssl = { version = "0.10", features = ["vendored"] }
 async-std = { version = "1.13", features = ["attributes"] }
 
 [dependencies]
-rustical_store = { workspace = true }
-rustical_store_sqlite = { workspace = true }
-rustical_caldav = { workspace = true }
+rustical_store.workspace = true
+rustical_store_sqlite.workspace = true
+rustical_caldav.workspace = true
 rustical_carddav.workspace = true
-rustical_frontend = { workspace = true }
-toml = { workspace = true }
-serde = { workspace = true }
-tokio = { workspace = true }
-tracing = { workspace = true }
-anyhow = { workspace = true }
+rustical_frontend.workspace = true
+toml.workspace = true
+serde.workspace = true
+tokio.workspace = true
+tracing.workspace = true
+anyhow.workspace = true
 clap.workspace = true
-sqlx = { workspace = true }
-async-trait = { workspace = true }
+sqlx.workspace = true
+async-trait.workspace = true
 uuid.workspace = true
 axum.workspace = true
 
diff --git a/crates/caldav/Cargo.toml b/crates/caldav/Cargo.toml
index 2903282..a5bce0f 100644
--- a/crates/caldav/Cargo.toml
+++ b/crates/caldav/Cargo.toml
@@ -1,6 +1,7 @@
 [package]
 name = "rustical_caldav"
 version.workspace = true
+rust-version.workspace = true
 edition.workspace = true
 description.workspace = true
 repository.workspace = true
@@ -17,21 +18,21 @@ serde_json.workspace = true
 axum.workspace = true
 axum-extra.workspace = true
 tower.workspace = true
-async-trait = { workspace = true }
-thiserror = { workspace = true }
-quick-xml = { workspace = true }
-tracing = { workspace = true }
-futures-util = { workspace = true }
-derive_more = { workspace = true }
-base64 = { workspace = true }
-serde = { workspace = true }
-tokio = { workspace = true }
-url = { workspace = true }
-rustical_dav = { workspace = true }
-rustical_store = { workspace = true }
-chrono = { workspace = true }
-chrono-tz = { workspace = true }
-sha2 = { workspace = true }
+async-trait.workspace = true
+thiserror.workspace = true
+quick-xml.workspace = true
+tracing.workspace = true
+futures-util.workspace = true
+derive_more.workspace = true
+base64.workspace = true
+serde.workspace = true
+tokio.workspace = true
+url.workspace = true
+rustical_dav.workspace = true
+rustical_store.workspace = true
+chrono.workspace = true
+chrono-tz.workspace = true
+sha2.workspace = true
 ical.workspace = true
 percent-encoding.workspace = true
 rustical_xml.workspace = true
diff --git a/crates/caldav/src/calendar/methods/report/calendar_multiget.rs b/crates/caldav/src/calendar/methods/report/calendar_multiget.rs
index ae5277a..2cf61ff 100644
--- a/crates/caldav/src/calendar/methods/report/calendar_multiget.rs
+++ b/crates/caldav/src/calendar/methods/report/calendar_multiget.rs
@@ -26,16 +26,18 @@ pub async fn get_objects_calendar_multiget<C: CalendarStore>(
     let mut not_found = vec![];
 
     for href in &cal_query.href {
-        if let Some(filename) = href.strip_prefix(path) {
+        if let Ok(href) = percent_encoding::percent_decode_str(href).decode_utf8()
+            && let Some(filename) = href.strip_prefix(path)
+        {
             let filename = filename.trim_start_matches('/');
             if let Some(object_id) = filename.strip_suffix(".ics") {
                 match store.get_object(principal, cal_id, object_id, false).await {
                     Ok(object) => result.push(object),
-                    Err(rustical_store::Error::NotFound) => not_found.push(href.to_owned()),
+                    Err(rustical_store::Error::NotFound) => not_found.push(href.to_string()),
                     Err(err) => return Err(err.into()),
                 }
             } else {
-                not_found.push(href.to_owned());
+                not_found.push(href.to_string());
             }
         } else {
             not_found.push(href.to_owned());
diff --git a/crates/carddav/Cargo.toml b/crates/carddav/Cargo.toml
index aaf28f3..ef26313 100644
--- a/crates/carddav/Cargo.toml
+++ b/crates/carddav/Cargo.toml
@@ -1,6 +1,7 @@
 [package]
 name = "rustical_carddav"
 version.workspace = true
+rust-version.workspace = true
 edition.workspace = true
 description.workspace = true
 repository.workspace = true
@@ -11,19 +12,19 @@ publish = false
 axum.workspace = true
 axum-extra.workspace = true
 tower.workspace = true
-async-trait = { workspace = true }
-thiserror = { workspace = true }
-quick-xml = { workspace = true }
-tracing = { workspace = true }
-futures-util = { workspace = true }
-derive_more = { workspace = true }
-base64 = { workspace = true }
-serde = { workspace = true }
-tokio = { workspace = true }
-url = { workspace = true }
-rustical_dav = { workspace = true }
-rustical_store = { workspace = true }
-chrono = { workspace = true }
+async-trait.workspace = true
+thiserror.workspace = true
+quick-xml.workspace = true
+tracing.workspace = true
+futures-util.workspace = true
+derive_more.workspace = true
+base64.workspace = true
+serde.workspace = true
+tokio.workspace = true
+url.workspace = true
+rustical_dav.workspace = true
+rustical_store.workspace = true
+chrono.workspace = true
 rustical_xml.workspace = true
 uuid.workspace = true
 rustical_dav_push.workspace = true
diff --git a/crates/carddav/src/addressbook/methods/report/addressbook_multiget.rs b/crates/carddav/src/addressbook/methods/report/addressbook_multiget.rs
index 16e46ce..53fff13 100644
--- a/crates/carddav/src/addressbook/methods/report/addressbook_multiget.rs
+++ b/crates/carddav/src/addressbook/methods/report/addressbook_multiget.rs
@@ -34,7 +34,9 @@ pub async fn get_objects_addressbook_multiget<AS: AddressbookStore>(
     let mut not_found = vec![];
 
     for href in &addressbook_multiget.href {
-        if let Some(filename) = href.strip_prefix(path) {
+        if let Ok(href) = percent_encoding::percent_decode_str(href).decode_utf8()
+            && let Some(filename) = href.strip_prefix(path)
+        {
             let filename = filename.trim_start_matches('/');
             if let Some(object_id) = filename.strip_suffix(".vcf") {
                 match store
@@ -42,11 +44,11 @@ pub async fn get_objects_addressbook_multiget<AS: AddressbookStore>(
                     .await
                 {
                     Ok(object) => result.push(object),
-                    Err(rustical_store::Error::NotFound) => not_found.push(href.to_owned()),
+                    Err(rustical_store::Error::NotFound) => not_found.push(href.to_string()),
                     Err(err) => return Err(err.into()),
                 }
             } else {
-                not_found.push(href.to_owned());
+                not_found.push(href.to_string());
             }
         } else {
             not_found.push(href.to_owned());
diff --git a/crates/dav/Cargo.toml b/crates/dav/Cargo.toml
index 1cfbb79..e54df5b 100644
--- a/crates/dav/Cargo.toml
+++ b/crates/dav/Cargo.toml
@@ -1,6 +1,7 @@
 [package]
 name = "rustical_dav"
 version.workspace = true
+rust-version.workspace = true
 edition.workspace = true
 description.workspace = true
 repository.workspace = true
diff --git a/crates/dav_push/Cargo.toml b/crates/dav_push/Cargo.toml
index ff740f6..f47954e 100644
--- a/crates/dav_push/Cargo.toml
+++ b/crates/dav_push/Cargo.toml
@@ -1,6 +1,7 @@
 [package]
 name = "rustical_dav_push"
 version.workspace = true
+rust-version.workspace = true
 edition.workspace = true
 description.workspace = true
 repository.workspace = true
@@ -9,15 +10,15 @@ publish = false
 
 [dependencies]
 rustical_xml.workspace = true
-async-trait = { workspace = true }
-futures-util = { workspace = true }
-quick-xml = { workspace = true }
-serde = { workspace = true }
-thiserror = { workspace = true }
-itertools = { workspace = true }
-log = { workspace = true }
-derive_more = { workspace = true }
-tracing = { workspace = true }
+async-trait.workspace = true
+futures-util.workspace = true
+quick-xml.workspace = true
+serde.workspace = true
+thiserror.workspace = true
+itertools.workspace = true
+log.workspace = true
+derive_more.workspace = true
+tracing.workspace = true
 reqwest.workspace = true
 tokio.workspace = true
 rustical_dav.workspace = true
diff --git a/crates/frontend/Cargo.toml b/crates/frontend/Cargo.toml
index 009de98..2aa2148 100644
--- a/crates/frontend/Cargo.toml
+++ b/crates/frontend/Cargo.toml
@@ -1,6 +1,7 @@
 [package]
 name = "rustical_frontend"
 version.workspace = true
+rust-version.workspace = true
 edition.workspace = true
 description.workspace = true
 repository.workspace = true
diff --git a/crates/frontend/js-components/lib/create-calendar-form.ts b/crates/frontend/js-components/lib/create-calendar-form.ts
index 1bbbc3d..8cbfd3b 100644
--- a/crates/frontend/js-components/lib/create-calendar-form.ts
+++ b/crates/frontend/js-components/lib/create-calendar-form.ts
@@ -2,6 +2,7 @@ import { html, LitElement } from "lit";
 import { customElement, property } from "lit/decorators.js";
 import { Ref, createRef, ref } from 'lit/directives/ref.js';
 import { escapeXml } from ".";
+import { getTimezones } from "./timezones.ts";
 
 @customElement("create-calendar-form")
 export class CreateCalendarForm extends LitElement {
diff --git a/crates/frontend/public/assets/js/create-calendar-form.mjs b/crates/frontend/public/assets/js/create-calendar-form.mjs
index 816642a..f265d63 100644
--- a/crates/frontend/public/assets/js/create-calendar-form.mjs
+++ b/crates/frontend/public/assets/js/create-calendar-form.mjs
@@ -2,6 +2,7 @@ import { i, x } from "./lit-DkXrt_Iv.mjs";
 import { n as n$1, t } from "./property-B8WoKf1Y.mjs";
 import { e, n } from "./ref-BwbQvJBB.mjs";
 import { e as escapeXml } from "./index-_IB1wMbZ.mjs";
+import { g as getTimezones } from "./timezones-B0vBBzCP.mjs";
 var __defProp = Object.defineProperty;
 var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
 var __decorateClass = (decorators, target, key, kind) => {
diff --git a/crates/frontend/public/assets/js/edit-calendar-form.mjs b/crates/frontend/public/assets/js/edit-calendar-form.mjs
index 256d594..9ed9a8d 100644
--- a/crates/frontend/public/assets/js/edit-calendar-form.mjs
+++ b/crates/frontend/public/assets/js/edit-calendar-form.mjs
@@ -2,18 +2,7 @@ import { i, x } from "./lit-DkXrt_Iv.mjs";
 import { n as n$1, t } from "./property-B8WoKf1Y.mjs";
 import { e, n } from "./ref-BwbQvJBB.mjs";
 import { e as escapeXml } from "./index-_IB1wMbZ.mjs";
-let timezonesPromise = null;
-async function getTimezones() {
-  timezonesPromise ||= new Promise(async (resolve, reject) => {
-    try {
-      let response = await fetch("/frontend/_timezones.json");
-      resolve(await response.json());
-    } catch (e2) {
-      reject(e2);
-    }
-  });
-  return await timezonesPromise;
-}
+import { g as getTimezones } from "./timezones-B0vBBzCP.mjs";
 var __defProp = Object.defineProperty;
 var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
 var __decorateClass = (decorators, target, key, kind) => {
diff --git a/crates/frontend/public/assets/js/timezones-B0vBBzCP.mjs b/crates/frontend/public/assets/js/timezones-B0vBBzCP.mjs
new file mode 100644
index 0000000..986af83
--- /dev/null
+++ b/crates/frontend/public/assets/js/timezones-B0vBBzCP.mjs
@@ -0,0 +1,15 @@
+let timezonesPromise = null;
+async function getTimezones() {
+  timezonesPromise ||= new Promise(async (resolve, reject) => {
+    try {
+      let response = await fetch("/frontend/_timezones.json");
+      resolve(await response.json());
+    } catch (e) {
+      reject(e);
+    }
+  });
+  return await timezonesPromise;
+}
+export {
+  getTimezones as g
+};
diff --git a/crates/ical/Cargo.toml b/crates/ical/Cargo.toml
index a02cb26..8318de8 100644
--- a/crates/ical/Cargo.toml
+++ b/crates/ical/Cargo.toml
@@ -1,6 +1,7 @@
 [package]
 name = "rustical_ical"
 version.workspace = true
+rust-version.workspace = true
 edition.workspace = true
 description.workspace = true
 repository.workspace = true
diff --git a/crates/ical/src/error.rs b/crates/ical/src/error.rs
index 52ff7e7..94b41fe 100644
--- a/crates/ical/src/error.rs
+++ b/crates/ical/src/error.rs
@@ -2,7 +2,7 @@ use axum::{http::StatusCode, response::IntoResponse};
 
 use crate::CalDateTimeError;
 
-#[derive(Debug, thiserror::Error)]
+#[derive(Debug, thiserror::Error, PartialEq, Eq)]
 pub enum Error {
     #[error("Invalid ics/vcf input: {0}")]
     InvalidData(String),
diff --git a/crates/ical/src/timestamp.rs b/crates/ical/src/timestamp.rs
index f96ad9d..623bc26 100644
--- a/crates/ical/src/timestamp.rs
+++ b/crates/ical/src/timestamp.rs
@@ -13,7 +13,7 @@ const LOCAL_DATE_TIME: &str = "%Y%m%dT%H%M%S";
 const UTC_DATE_TIME: &str = "%Y%m%dT%H%M%SZ";
 pub const LOCAL_DATE: &str = "%Y%m%d";
 
-#[derive(Debug, thiserror::Error)]
+#[derive(Debug, thiserror::Error, PartialEq, Eq)]
 pub enum CalDateTimeError {
     #[error(
         "Timezone has X-LIC-LOCATION property to specify a timezone from the Olson database, however its value {0} is invalid"
diff --git a/crates/oidc/Cargo.toml b/crates/oidc/Cargo.toml
index 14ce514..40335b2 100644
--- a/crates/oidc/Cargo.toml
+++ b/crates/oidc/Cargo.toml
@@ -1,6 +1,7 @@
 [package]
 name = "rustical_oidc"
 version.workspace = true
+rust-version.workspace = true
 edition.workspace = true
 description.workspace = true
 repository.workspace = true
diff --git a/crates/store/Cargo.toml b/crates/store/Cargo.toml
index 2426311..eaaba56 100644
--- a/crates/store/Cargo.toml
+++ b/crates/store/Cargo.toml
@@ -1,6 +1,7 @@
 [package]
 name = "rustical_store"
 version.workspace = true
+rust-version.workspace = true
 edition.workspace = true
 description.workspace = true
 repository.workspace = true
@@ -8,15 +9,16 @@ license.workspace = true
 publish = false
 
 [dependencies]
-anyhow = { workspace = true }
-async-trait = { workspace = true }
-serde = { workspace = true }
-ical = { workspace = true }
-chrono = { workspace = true }
-regex = { workspace = true }
-thiserror = { workspace = true }
-tracing = { workspace = true }
-chrono-tz = { workspace = true }
+anyhow.workspace = true
+async-trait.workspace = true
+serde.workspace = true
+sha2.workspace = true
+ical.workspace = true
+chrono.workspace = true
+regex.workspace = true
+thiserror.workspace = true
+tracing.workspace = true
+chrono-tz.workspace = true
 derive_more = { workspace = true, features = ["as_ref"] }
 rustical_xml.workspace = true
 tokio.workspace = true
@@ -33,7 +35,7 @@ tower-sessions.workspace = true
 vtimezones-rs.workspace = true
 
 [dev-dependencies]
-rstest = { workspace = true }
-rstest_reuse = { workspace = true }
+rstest.workspace = true
+rstest_reuse.workspace = true
 rustical_store_sqlite.workspace = true
 tokio.workspace = true
diff --git a/crates/store/src/addressbook.rs b/crates/store/src/addressbook.rs
index 05016b8..2874221 100644
--- a/crates/store/src/addressbook.rs
+++ b/crates/store/src/addressbook.rs
@@ -2,7 +2,7 @@ use crate::synctoken::format_synctoken;
 use chrono::NaiveDateTime;
 use serde::Serialize;
 
-#[derive(Debug, Clone, Serialize)]
+#[derive(Debug, Clone, Serialize, PartialEq, Eq)]
 pub struct Addressbook {
     pub id: String,
     pub principal: String,
diff --git a/crates/store/src/calendar.rs b/crates/store/src/calendar.rs
index da3be24..4849003 100644
--- a/crates/store/src/calendar.rs
+++ b/crates/store/src/calendar.rs
@@ -4,7 +4,7 @@ use rustical_ical::CalendarObjectType;
 use serde::{Deserialize, Serialize};
 use std::str::FromStr;
 
-#[derive(Debug, Default, Clone, Serialize, Deserialize)]
+#[derive(Debug, Default, Clone, Serialize, Deserialize, PartialEq, Eq)]
 pub struct CalendarMetadata {
     // Attributes that may be outsourced
     pub displayname: Option<String>,
@@ -13,7 +13,7 @@ pub struct CalendarMetadata {
     pub color: Option<String>,
 }
 
-#[derive(Debug, Default, Clone, Serialize, Deserialize)]
+#[derive(Debug, Default, Clone, Serialize, Deserialize, PartialEq, Eq)]
 pub struct Calendar {
     // Attributes that may be outsourced
     #[serde(flatten)]
diff --git a/crates/store/src/error.rs b/crates/store/src/error.rs
index 649105c..9ace70f 100644
--- a/crates/store/src/error.rs
+++ b/crates/store/src/error.rs
@@ -41,6 +41,11 @@ impl Error {
             _ => StatusCode::INTERNAL_SERVER_ERROR,
         }
     }
+
+    #[must_use]
+    pub const fn is_not_found(&self) -> bool {
+        matches!(self, Self::NotFound)
+    }
 }
 
 impl IntoResponse for Error {
diff --git a/crates/store_sqlite/Cargo.toml b/crates/store_sqlite/Cargo.toml
index 084c4cf..4011d25 100644
--- a/crates/store_sqlite/Cargo.toml
+++ b/crates/store_sqlite/Cargo.toml
@@ -1,6 +1,7 @@
 [package]
 name = "rustical_store_sqlite"
 version.workspace = true
+rust-version.workspace = true
 edition.workspace = true
 description.workspace = true
 repository.workspace = true
@@ -15,12 +16,12 @@ rstest.workspace = true
 
 [dependencies]
 tokio.workspace = true
-rustical_store = { workspace = true }
-async-trait = { workspace = true }
-serde = { workspace = true }
-sqlx = { workspace = true }
-thiserror = { workspace = true }
-tracing = { workspace = true }
+rustical_store.workspace = true
+async-trait.workspace = true
+serde.workspace = true
+sqlx.workspace = true
+thiserror.workspace = true
+tracing.workspace = true
 derive_more.workspace = true
 chrono.workspace = true
 password-auth.workspace = true
diff --git a/crates/store_sqlite/src/addressbook_store/mod.rs b/crates/store_sqlite/src/addressbook_store/mod.rs
index e4794dd..56a9c90 100644
--- a/crates/store_sqlite/src/addressbook_store/mod.rs
+++ b/crates/store_sqlite/src/addressbook_store/mod.rs
@@ -9,7 +9,7 @@ use rustical_store::{
 };
 use sqlx::{Acquire, Executor, Sqlite, SqlitePool, Transaction};
 use tokio::sync::mpsc::Sender;
-use tracing::{error, instrument};
+use tracing::{error, instrument, warn};
 
 pub mod birthday_calendar;
 
@@ -34,6 +34,60 @@ pub struct SqliteAddressbookStore {
 }
 
 impl SqliteAddressbookStore {
+    // Commit "orphaned" objects to the changelog table
+    pub async fn repair_orphans(&self) -> Result<(), Error> {
+        struct Row {
+            principal: String,
+            addressbook_id: String,
+            id: String,
+            deleted: bool,
+        }
+
+        let mut tx = self
+            .db
+            .begin_with(BEGIN_IMMEDIATE)
+            .await
+            .map_err(crate::Error::from)?;
+
+        let rows = sqlx::query_as!(
+            Row,
+            r#"
+                SELECT principal, addressbook_id, id, (deleted_at IS NOT NULL) AS "deleted: bool"
+                    FROM addressobjects
+                    WHERE (principal, addressbook_id, id) NOT IN (
+                        SELECT DISTINCT principal, addressbook_id, object_id FROM addressobjectchangelog
+                    )
+                ;
+                "#,
+        )
+        .fetch_all(&mut *tx)
+        .await
+        .map_err(crate::Error::from)?;
+
+        for row in rows {
+            let operation = if row.deleted {
+                ChangeOperation::Delete
+            } else {
+                ChangeOperation::Add
+            };
+            warn!(
+                "Commiting orphaned addressbook object ({},{},{}), deleted={}",
+                &row.principal, &row.addressbook_id, &row.id, &row.deleted
+            );
+            log_object_operation(
+                &mut tx,
+                &row.principal,
+                &row.addressbook_id,
+                &row.id,
+                operation,
+            )
+            .await?;
+        }
+        tx.commit().await.map_err(crate::Error::from)?;
+
+        Ok(())
+    }
+
     async fn _get_addressbook<'e, E: Executor<'e, Database = Sqlite>>(
         executor: E,
         principal: &str,
@@ -92,9 +146,9 @@ impl SqliteAddressbookStore {
 
     async fn _update_addressbook<'e, E: Executor<'e, Database = Sqlite>>(
         executor: E,
-        principal: String,
-        id: String,
-        addressbook: Addressbook,
+        principal: &str,
+        id: &str,
+        addressbook: &Addressbook,
     ) -> Result<(), rustical_store::Error> {
         let result = sqlx::query!(
             r#"UPDATE addressbooks SET principal = ?, id = ?, displayname = ?, description = ?, push_topic = ?
@@ -399,7 +453,7 @@ impl AddressbookStore for SqliteAddressbookStore {
         id: String,
         addressbook: Addressbook,
     ) -> Result<(), rustical_store::Error> {
-        Self::_update_addressbook(&self.db, principal, id, addressbook).await
+        Self::_update_addressbook(&self.db, &principal, &id, &addressbook).await
     }
 
     #[instrument]
@@ -631,7 +685,7 @@ impl AddressbookStore for SqliteAddressbookStore {
                 .await?
                 .push_topic,
         }) {
-            error!("Push notification about deleted addressbook failed: {err}");
+            error!("Push notification about restored addressbook object failed: {err}");
         }
 
         Ok(())
@@ -665,6 +719,7 @@ impl AddressbookStore for SqliteAddressbookStore {
             Self::_insert_addressbook(&mut *tx, &addressbook).await?;
         }
 
+        let mut sync_token = None;
         for object in objects {
             Self::_put_object(
                 &mut *tx,
@@ -674,9 +729,31 @@ impl AddressbookStore for SqliteAddressbookStore {
                 false,
             )
             .await?;
+
+            sync_token = Some(
+                log_object_operation(
+                    &mut tx,
+                    &addressbook.principal,
+                    &addressbook.id,
+                    object.get_id(),
+                    ChangeOperation::Add,
+                )
+                .await?,
+            );
         }
 
         tx.commit().await.map_err(crate::Error::from)?;
+        if let Some(sync_token) = sync_token
+            && let Err(err) = self.sender.try_send(CollectionOperation {
+                data: CollectionOperationInfo::Content { sync_token },
+                topic: self
+                    .get_addressbook(&addressbook.principal, &addressbook.id, true)
+                    .await?
+                    .push_topic,
+            })
+        {
+            error!("Push notification about imported addressbook failed: {err}");
+        }
         Ok(())
     }
 }
@@ -688,7 +765,7 @@ async fn log_object_operation(
     addressbook_id: &str,
     object_id: &str,
     operation: ChangeOperation,
-) -> Result<String, sqlx::Error> {
+) -> Result<String, Error> {
     struct Synctoken {
         synctoken: i64,
     }
@@ -703,7 +780,8 @@ async fn log_object_operation(
         addressbook_id
     )
     .fetch_one(&mut **tx)
-    .await?;
+    .await
+    .map_err(crate::Error::from)?;
 
     sqlx::query!(
         r#"
@@ -717,6 +795,7 @@ async fn log_object_operation(
         operation
     )
     .execute(&mut **tx)
-    .await?;
+    .await
+    .map_err(crate::Error::from)?;
     Ok(format_synctoken(synctoken))
 }
diff --git a/crates/store_sqlite/src/calendar_store.rs b/crates/store_sqlite/src/calendar_store.rs
index 5c47d84..1787672 100644
--- a/crates/store_sqlite/src/calendar_store.rs
+++ b/crates/store_sqlite/src/calendar_store.rs
@@ -11,7 +11,7 @@ use rustical_store::{CollectionOperation, CollectionOperationInfo};
 use sqlx::types::chrono::NaiveDateTime;
 use sqlx::{Acquire, Executor, Sqlite, SqlitePool, Transaction};
 use tokio::sync::mpsc::Sender;
-use tracing::{error, instrument};
+use tracing::{error, instrument, warn};
 
 #[derive(Debug, Clone)]
 struct CalendarObjectRow {
@@ -94,6 +94,53 @@ pub struct SqliteCalendarStore {
 }
 
 impl SqliteCalendarStore {
+    // Commit "orphaned" objects to the changelog table
+    pub async fn repair_orphans(&self) -> Result<(), Error> {
+        struct Row {
+            principal: String,
+            cal_id: String,
+            id: String,
+            deleted: bool,
+        }
+
+        let mut tx = self
+            .db
+            .begin_with(BEGIN_IMMEDIATE)
+            .await
+            .map_err(crate::Error::from)?;
+
+        let rows = sqlx::query_as!(
+            Row,
+            r#"
+                SELECT principal, cal_id, id, (deleted_at IS NOT NULL) AS "deleted: bool"
+                    FROM calendarobjects
+                    WHERE (principal, cal_id, id) NOT IN (
+                        SELECT DISTINCT principal, cal_id, object_id FROM calendarobjectchangelog
+                    )
+                ;
+                "#,
+        )
+        .fetch_all(&mut *tx)
+        .await
+        .map_err(crate::Error::from)?;
+
+        for row in rows {
+            let operation = if row.deleted {
+                ChangeOperation::Delete
+            } else {
+                ChangeOperation::Add
+            };
+            warn!(
+                "Commiting orphaned calendar object ({},{},{}), deleted={}",
+                &row.principal, &row.cal_id, &row.id, &row.deleted
+            );
+            log_object_operation(&mut tx, &row.principal, &row.cal_id, &row.id, operation).await?;
+        }
+        tx.commit().await.map_err(crate::Error::from)?;
+
+        Ok(())
+    }
+
     async fn _get_calendar<'e, E: Executor<'e, Database = Sqlite>>(
         executor: E,
         principal: &str,
@@ -351,9 +398,9 @@ impl SqliteCalendarStore {
     #[instrument]
     async fn _put_object<'e, E: Executor<'e, Database = Sqlite>>(
         executor: E,
-        principal: String,
-        cal_id: String,
-        object: CalendarObject,
+        principal: &str,
+        cal_id: &str,
+        object: &CalendarObject,
         overwrite: bool,
     ) -> Result<(), Error> {
         let (object_id, uid, ics) = (object.get_id(), object.get_uid(), object.get_ics());
@@ -600,18 +647,35 @@ impl CalendarStore for SqliteCalendarStore {
             Self::_insert_calendar(&mut *tx, calendar.clone()).await?;
         }
 
+        let mut sync_token = None;
         for object in objects {
-            Self::_put_object(
-                &mut *tx,
-                calendar.principal.clone(),
-                calendar.id.clone(),
-                object,
-                false,
-            )
-            .await?;
+            Self::_put_object(&mut *tx, &calendar.principal, &calendar.id, &object, false).await?;
+
+            sync_token = Some(
+                log_object_operation(
+                    &mut tx,
+                    &calendar.principal,
+                    &calendar.id,
+                    object.get_id(),
+                    ChangeOperation::Add,
+                )
+                .await?,
+            );
         }
 
         tx.commit().await.map_err(crate::Error::from)?;
+
+        if let Some(sync_token) = sync_token
+            && let Err(err) = self.sender.try_send(CollectionOperation {
+                data: CollectionOperationInfo::Content { sync_token },
+                topic: self
+                    .get_calendar(&calendar.principal, &calendar.id, true)
+                    .await?
+                    .push_topic,
+            })
+        {
+            error!("Push notification about imported calendar failed: {err}");
+        }
         Ok(())
     }
 
@@ -689,14 +753,7 @@ impl CalendarStore for SqliteCalendarStore {
             return Err(Error::ReadOnly);
         }
 
-        Self::_put_object(
-            &mut *tx,
-            principal.clone(),
-            cal_id.clone(),
-            object,
-            overwrite,
-        )
-        .await?;
+        Self::_put_object(&mut *tx, &principal, &cal_id, &object, overwrite).await?;
 
         let sync_token = log_object_operation(
             &mut tx,
@@ -774,7 +831,7 @@ impl CalendarStore for SqliteCalendarStore {
             data: CollectionOperationInfo::Content { sync_token },
             topic: self.get_calendar(principal, cal_id, true).await?.push_topic,
         }) {
-            error!("Push notification about deleted calendar failed: {err}");
+            error!("Push notification about restored calendar object failed: {err}");
         }
         Ok(())
     }
@@ -795,6 +852,7 @@ impl CalendarStore for SqliteCalendarStore {
 }
 
 // Logs an operation to the events
+// TODO: Log multiple updates
 async fn log_object_operation(
     tx: &mut Transaction<'_, Sqlite>,
     principal: &str,
diff --git a/crates/store_sqlite/src/tests/addressbook_store.rs b/crates/store_sqlite/src/tests/addressbook_store.rs
new file mode 100644
index 0000000..c61c87e
--- /dev/null
+++ b/crates/store_sqlite/src/tests/addressbook_store.rs
@@ -0,0 +1,81 @@
+#[cfg(test)]
+mod tests {
+    use crate::{addressbook_store::SqliteAddressbookStore, tests::get_test_addressbook_store};
+    use rstest::rstest;
+    use rustical_store::{Addressbook, AddressbookStore};
+
+    #[rstest]
+    #[tokio::test]
+    async fn test_addressbook_store(
+        #[from(get_test_addressbook_store)]
+        #[future]
+        addr_store: SqliteAddressbookStore,
+    ) {
+        let addr_store = addr_store.await;
+
+        let cal = Addressbook {
+            id: "addr".to_string(),
+            principal: "fake-user".to_string(),
+            displayname: None,
+            description: None,
+            deleted_at: None,
+            synctoken: 0,
+            push_topic: "alskdj".to_string(),
+        };
+
+        assert!(
+            addr_store.insert_addressbook(cal).await.is_err(),
+            "This should fail due to the user not existing "
+        );
+
+        let addr = Addressbook {
+            id: "addr".to_string(),
+            principal: "user".to_string(),
+            displayname: None,
+            description: None,
+            deleted_at: None,
+            synctoken: 0,
+            push_topic: "alskdj".to_string(),
+        };
+
+        addr_store.insert_addressbook(addr.clone()).await.unwrap();
+
+        assert_eq!(
+            addr_store
+                .get_addressbook("user", "addr", false)
+                .await
+                .unwrap(),
+            addr
+        );
+
+        addr_store
+            .delete_addressbook("user", "addr", true)
+            .await
+            .unwrap();
+
+        let Err(err) = addr_store.get_addressbook("user", "addr", false).await else {
+            panic!()
+        };
+        assert!(err.is_not_found());
+
+        addr_store
+            .get_addressbook("user", "addr", true)
+            .await
+            .unwrap();
+
+        addr_store
+            .restore_addressbook("user", "addr")
+            .await
+            .unwrap();
+
+        addr_store
+            .delete_addressbook("user", "addr", false)
+            .await
+            .unwrap();
+
+        let Err(err) = addr_store.get_addressbook("user", "addr", true).await else {
+            panic!()
+        };
+        assert!(err.is_not_found());
+    }
+}
diff --git a/crates/store_sqlite/src/tests/calendar_store.rs b/crates/store_sqlite/src/tests/calendar_store.rs
new file mode 100644
index 0000000..e12cefd
--- /dev/null
+++ b/crates/store_sqlite/src/tests/calendar_store.rs
@@ -0,0 +1,76 @@
+#[cfg(test)]
+mod tests {
+    use crate::{calendar_store::SqliteCalendarStore, tests::get_test_calendar_store};
+    use rstest::rstest;
+    use rustical_store::{Calendar, CalendarMetadata, CalendarStore};
+
+    #[rstest]
+    #[tokio::test]
+    async fn test_calendar_store(
+        #[from(get_test_calendar_store)]
+        #[future]
+        cal_store: SqliteCalendarStore,
+    ) {
+        let cal_store = cal_store.await;
+
+        let cal = Calendar {
+            principal: "fake-user".to_string(),
+            timezone_id: None,
+            deleted_at: None,
+            meta: CalendarMetadata::default(),
+            id: "cal".to_string(),
+            synctoken: 0,
+            subscription_url: None,
+            push_topic: "alskdj".to_string(),
+            components: vec![],
+        };
+
+        assert!(
+            cal_store.insert_calendar(cal).await.is_err(),
+            "This should fail due to the user not existing "
+        );
+
+        let cal = Calendar {
+            principal: "user".to_string(),
+            timezone_id: None,
+            deleted_at: None,
+            meta: CalendarMetadata::default(),
+            id: "cal".to_string(),
+            synctoken: 0,
+            subscription_url: None,
+            push_topic: "alskdj".to_string(),
+            components: vec![],
+        };
+
+        cal_store.insert_calendar(cal.clone()).await.unwrap();
+
+        assert_eq!(
+            cal_store.get_calendar("user", "cal", false).await.unwrap(),
+            cal
+        );
+
+        cal_store
+            .delete_calendar("user", "cal", true)
+            .await
+            .unwrap();
+
+        let Err(err) = cal_store.get_calendar("user", "cal", false).await else {
+            panic!()
+        };
+        assert!(err.is_not_found());
+
+        cal_store.get_calendar("user", "cal", true).await.unwrap();
+
+        cal_store.restore_calendar("user", "cal").await.unwrap();
+
+        cal_store
+            .delete_calendar("user", "cal", false)
+            .await
+            .unwrap();
+
+        let Err(err) = cal_store.get_calendar("user", "cal", true).await else {
+            panic!()
+        };
+        assert!(err.is_not_found());
+    }
+}
diff --git a/crates/store_sqlite/src/tests/mod.rs b/crates/store_sqlite/src/tests/mod.rs
index 4715cab..c175657 100644
--- a/crates/store_sqlite/src/tests/mod.rs
+++ b/crates/store_sqlite/src/tests/mod.rs
@@ -8,6 +8,9 @@ use tokio::sync::OnceCell;
 
 static DB: OnceCell<SqlitePool> = OnceCell::const_new();
 
+mod addressbook_store;
+mod calendar_store;
+
 async fn get_test_db() -> SqlitePool {
     DB.get_or_init(async || {
         let db = SqlitePool::connect("sqlite::memory:").await.unwrap();
diff --git a/crates/xml/Cargo.toml b/crates/xml/Cargo.toml
index a4497ec..fa03c71 100644
--- a/crates/xml/Cargo.toml
+++ b/crates/xml/Cargo.toml
@@ -1,6 +1,7 @@
 [package]
 name = "rustical_xml"
 version.workspace = true
+rust-version.workspace = true
 edition.workspace = true
 description.workspace = true
 repository.workspace = true
diff --git a/crates/xml/derive/Cargo.toml b/crates/xml/derive/Cargo.toml
index ffb04f3..ef6c293 100644
--- a/crates/xml/derive/Cargo.toml
+++ b/crates/xml/derive/Cargo.toml
@@ -1,7 +1,8 @@
 [package]
 name = "xml_derive"
-version = "0.1.0"
-edition = "2024"
+version.workspace = true
+rust-version.workspace = true
+edition.workspace = true
 license.workspace = true
 
 [lib]
diff --git a/docs/googlec55e08580a46745c.html b/docs/googlec55e08580a46745c.html
new file mode 100644
index 0000000..56e0497
--- /dev/null
+++ b/docs/googlec55e08580a46745c.html
@@ -0,0 +1 @@
+google-site-verification: googlec55e08580a46745c.html
diff --git a/src/app.rs b/src/app.rs
index 2a16b91..4b2f6a1 100644
--- a/src/app.rs
+++ b/src/app.rs
@@ -178,7 +178,9 @@ pub fn make_app<
                                 tracing::debug!("unauthorized");
                             }
                             StatusCode::NOT_FOUND => {
-                                tracing::warn!("client error");
+                                // Clients like GNOME Calendar will try to reach /remote.php/webdav
+                                // quite often clogging up the logs
+                                tracing::info!("client error");
                             }
                             _ => {
                                 tracing::error!("client error");
diff --git a/src/main.rs b/src/main.rs
index 706fa20..a02ef16 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -71,7 +71,9 @@ async fn get_data_stores(
             let (send, recv) = tokio::sync::mpsc::channel(1000);
 
             let addressbook_store = Arc::new(SqliteAddressbookStore::new(db.clone(), send.clone()));
+            addressbook_store.repair_orphans().await?;
             let cal_store = Arc::new(SqliteCalendarStore::new(db.clone(), send));
+            cal_store.repair_orphans().await?;
             let subscription_store = Arc::new(SqliteStore::new(db.clone()));
             let principal_store = Arc::new(SqlitePrincipalStore::new(db));
             (