fix optional deps issue

mcp_factory.py

@@ -2,7 +2,15 @@ import os
 from functools import lru_cache
 from fastmcp import FastMCP
 from fastmcp.server.auth import BearerAuthProvider
-from oauth_middleware import ClerkOAuthMiddleware
+
+# Conditional import for OAuth middleware
+try:
+    from oauth_middleware import ClerkOAuthMiddleware
+    OAUTH_AVAILABLE = True
+except ImportError:
+    # OAuth middleware not available - will disable OAuth features
+    OAUTH_AVAILABLE = False
+    ClerkOAuthMiddleware = None
 
 @lru_cache
 def create_app() -> FastMCP:
@@ -13,12 +21,19 @@ def create_app() -> FastMCP:
         "dependencies": ["httpx", "beautifulsoup4", "markitdown", "pydantic", "aiohttp", "playwright"]
     }
     
-    if os.getenv("ENABLE_AUTH", "false").lower() != "true":
+    enable_auth = os.getenv("ENABLE_AUTH", "false").lower() == "true"
+    
+    if not enable_auth or not OAUTH_AVAILABLE:
         # Development mode - no authentication
+        # Either auth is disabled OR OAuth dependencies not available
         app = FastMCP(
             name="Yargı MCP – DEV",
             **app_config
         )
+        
+        if enable_auth and not OAUTH_AVAILABLE:
+            print("Warning: OAuth authentication requested but dependencies not available.")
+            print("Install with: uv pip install .[saas]")
     else:
         # Production mode - OAuth authentication via middleware
         app_config["instructions"] += " with OAuth authentication via Clerk."