fix: register connectors API router in FastAPI app

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/openjarvis/server/app.py

@@ -12,6 +12,7 @@ from fastapi.staticfiles import StaticFiles
 
 from openjarvis.server.api_routes import include_all_routes
 from openjarvis.server.comparison import comparison_router
+from openjarvis.server.connectors_router import create_connectors_router
 from openjarvis.server.dashboard import dashboard_router
 from openjarvis.server.routes import router
 
@@ -125,6 +126,7 @@ def create_app(
     app.include_router(router)
     app.include_router(dashboard_router)
     app.include_router(comparison_router)
+    app.include_router(create_connectors_router())
     include_all_routes(app)
 
     # Add security headers middleware