feat: add support for Postgres database provider (#79)

backend/internal/model/types/date_time.go

@@ -2,6 +2,7 @@ package datatype
 
 import (
 	"database/sql/driver"
+	"github.com/stonith404/pocket-id/backend/internal/common"
 	"time"
 )
 
@@ -14,7 +15,11 @@ func (date *DateTime) Scan(value interface{}) (err error) {
 }
 
 func (date DateTime) Value() (driver.Value, error) {
-	return time.Time(date).Unix(), nil
+	if common.EnvConfig.DbProvider == common.DbProviderSqlite {
+		return time.Time(date).Unix(), nil
+	} else {
+		return time.Time(date), nil
+	}
 }
 
 func (date DateTime) UTC() time.Time {

backend/internal/model/user.go

@@ -33,7 +33,7 @@ func (u User) WebAuthnCredentials() []webauthn.Credential {
 
 	for i, credential := range u.Credentials {
 		credentials[i] = webauthn.Credential{
-			ID:              []byte(credential.CredentialID),
+			ID:              credential.CredentialID,
 			AttestationType: credential.AttestationType,
 			PublicKey:       credential.PublicKey,
 			Transport:       credential.Transport,

backend/internal/model/webauthn.go

@@ -5,6 +5,7 @@ import (
 	"encoding/json"
 	"errors"
 	"github.com/go-webauthn/webauthn/protocol"
+	datatype "github.com/stonith404/pocket-id/backend/internal/model/types"
 	"time"
 )
 
@@ -12,7 +13,7 @@ type WebauthnSession struct {
 	Base
 
 	Challenge        string
-	ExpiresAt        time.Time
+	ExpiresAt        datatype.DateTime
 	UserVerification string
 }
 
@@ -20,7 +21,7 @@ type WebauthnCredential struct {
 	Base
 
 	Name            string
-	CredentialID    string
+	CredentialID    []byte
 	PublicKey       []byte
 	AttestationType string
 	Transport       AuthenticatorTransportList