🧩 refactor: Decouple MCP Config from Startup Config (#10689)

* Decouple mcp config from start up config

* Chore: Work on AI Review and Copilot Comments

- setRawConfig is not needed since the private raw config is not needed any more
- !!serversLoading bug fixed
- added unit tests for route /api/mcp/servers
- copilot comments addressed

* chore: remove comments

* chore: rename data-provider dir for MCP

* chore: reorganize mcp specific query hooks

* fix: consolidate imports for MCP server manager

* chore: add dev-staging branch to frontend review workflow triggers

* feat: add GitHub Actions workflow for building and pushing Docker images to GitHub Container Registry and Docker Hub

* fix: update label for tag input in BookmarkForm tests to improve clarity

---------

Co-authored-by: Atef Bellaaj <slalom.bellaaj@external.daimlertruck.com>
Co-authored-by: Danny Avila <danny@librechat.ai>

packages/api/src/mcp/registry/MCPServersInitializer.ts

@@ -34,9 +34,6 @@ export class MCPServersInitializer {
   public static async initialize(rawConfigs: t.MCPServers): Promise<void> {
     if (await statusCache.isInitialized()) return;
 
-    /** Store raw configs immediately so they're available even if initialization fails/is slow */
-    registry.setRawConfigs(rawConfigs);
-
     if (await isLeader()) {
       // Leader performs initialization
       await statusCache.reset();

packages/api/src/mcp/registry/MCPServersRegistry.ts

@@ -33,14 +33,6 @@ class MCPServersRegistry {
     false,
   );
 
-  /**
-   * Stores the raw MCP configuration as a fallback when servers haven't been initialized yet.
-   * Should be called during initialization before inspecting servers.
-   */
-  public setRawConfigs(configs: t.MCPServers): void {
-    this.rawConfigs = configs;
-  }
-
   public readonly privateServersCache: PrivateServerConfigsCache =
     PrivateServerConfigsCacheFactory.create();