feat: Consolidate version display to use health endpoint.

frontend/src/components/SiteHeader.tsx

@@ -30,16 +30,7 @@ export function SiteHeader() {
     refetchInterval: 30000,
   });
 
-  const {
-    data: versionData,
-    isLoading: versionLoading,
-    isError: versionError,
-  } = useQuery({
-    queryKey: ["version"],
-    queryFn: apiClient.getVersion,
-    refetchInterval: 5 * 60 * 1000, // Refetch version every 5 minutes
-    retry: 1, // Only retry once since version is less critical
-  });
+
 
   return (
     <header className="flex h-16 shrink-0 items-center gap-2 border-b transition-[width,height] ease-linear pt-safe-top">
@@ -56,17 +47,17 @@ export function SiteHeader() {
         <div className="ml-auto flex items-center space-x-3">
           {/* Version display */}
           <div className="flex items-center space-x-1">
-            {versionLoading ? (
+            {healthLoading ? (
               <span className="text-xs text-muted-foreground">v...</span>
-            ) : versionError || !versionData ? (
+            ) : healthError || !healthStatus ? (
               <span className="text-xs text-muted-foreground">v?</span>
             ) : (
               <span className="text-xs text-muted-foreground">
-                v{versionData.version}
+                v{healthStatus.version || "?"}
               </span>
             )}
           </div>
-          
+
           {/* Connection status */}
           <div className="flex items-center space-x-1">
             {healthLoading ? (

frontend/src/lib/api.ts

@@ -10,7 +10,6 @@ import type {
   NotificationService,
   NotificationServicesResponse,
   HealthData,
-  VersionData,
   AccountUpdate,
   TransactionStats,
 } from "../types/api";
@@ -168,14 +167,7 @@ export const apiClient = {
     return response.data.data;
   },
 
-  // Get version information
-  getVersion: async (): Promise<VersionData> => {
-    // Use the root endpoint (/) which provides version information
-    const response = await api.get<VersionData>("/", {
-      baseURL: import.meta.env.VITE_API_URL?.replace('/api/v1', '') || '',
-    });
-    return response.data;
-  },
+
 
   // Analytics endpoints
   getTransactionStats: async (days?: number): Promise<TransactionStats> => {

frontend/src/types/api.ts

@@ -197,6 +197,7 @@ export interface NotificationServicesResponse {
 export interface HealthData {
   status: string;
   config_loaded?: boolean;
+  version?: string;
   message?: string;
   error?: string;
 }