Auto-install Playwright Chromium at server startup for cloud deployments

mcp_server_main.py

@@ -6,12 +6,37 @@ import os
 import httpx
 import json
 import time
+import subprocess
+import sys
 from collections import defaultdict
-from pydantic import BaseModel, HttpUrl, Field 
+from pydantic import BaseModel, HttpUrl, Field
 from typing import Optional, Dict, List, Literal, Any, Union
 import urllib.parse
 from fastmcp.server.middleware import Middleware, MiddlewareContext
 
+# --- Install Playwright Chromium at startup (for cloud deployments) ---
+def _install_playwright_chromium():
+    """Install Playwright Chromium browser if not already installed."""
+    try:
+        # Check if running in a cloud environment (no display)
+        result = subprocess.run(
+            [sys.executable, "-m", "playwright", "install", "chromium"],
+            capture_output=True,
+            text=True,
+            timeout=300  # 5 minute timeout
+        )
+        if result.returncode == 0:
+            print("Playwright Chromium installed successfully")
+        else:
+            print(f"Playwright Chromium installation warning: {result.stderr}")
+    except subprocess.TimeoutExpired:
+        print("Warning: Playwright Chromium installation timed out")
+    except Exception as e:
+        print(f"Warning: Could not install Playwright Chromium: {e}")
+
+# Run installation at module load time
+_install_playwright_chromium()
+
 # Optional tiktoken import for token counting
 try:
     import tiktoken