fix: resolve admin white screen via static ChatWindowProvider import

- Statically declare ChatWindowProvider in payload.config.ts admin.components.providers
- Regenerate importMap.js with correct component mappings
- Update Dockerfile to support _at-mintel monorepo sync for local builds
- Add .gitignore entries for manual build artifacts
- Update blocks and collections (payload-ai integration updates)
- Sync pnpm-lock.yaml

apps/web/src/payload/collections/Media.ts

@@ -1,7 +1,7 @@
 import type { CollectionConfig } from "payload";
 import path from "path";
 import { fileURLToPath } from "url";
-import { replicateMediaHandler } from "@mintel/payload-ai/endpoints/replicateMediaEndpoint.js";
+import { replicateMediaHandler } from "@mintel/payload-ai/endpoints/replicateMediaEndpoint";
 
 const filename = fileURLToPath(import.meta.url);
 const dirname = path.dirname(filename);