feat: enhance user profile customization with avatar border color and gradient options

- Added support for setting avatar border color and gradient in user profile settings.
- Introduced new hooks for managing user profile styles and fetching metadata from avatars.
- Implemented an AngleSelector component for selecting gradient direction.
- Updated RoomNavItem to display parent space information for direct messages.
- Improved caching mechanism for user banners and profile styles.
- Refactored image metadata handling to include new profile style attributes.

src/app/components/ServerConfigsLoader.tsx

@@ -31,11 +31,12 @@ export function ServerConfigsLoader({ children }: ServerConfigsLoaderProps) {
       const authMetadata = promiseFulfilledResult(result[2]);
       let validatedAuthMetadata: ValidatedAuthMetadata | undefined;
 
-      try {
-        validatedAuthMetadata = validateAuthMetadata(authMetadata);
-      } catch (e) {
-        // Silently ignore OIDC configuration errors when server doesn't support it
-        // This is expected for most Matrix servers
+      if (authMetadata) {
+        try {
+          validatedAuthMetadata = validateAuthMetadata(authMetadata);
+        } catch (e) {
+          // Server returned auth metadata but it failed validation — ignore silently.
+        }
       }
 
       return {