Use Vercel as reverse proxy for Telegram API to bypass HF firewall

api/app.py

@@ -7,14 +7,11 @@ import logging
 import os
 import socket
 
-# --- HUGGING FACE SPACES DNS/IPV6 FIX ---
-# Force IPv4 and bypass DNS hanging for api.telegram.org
+# --- HUGGING FACE SPACES IPV6 FIX ---
+# Force IPv4 only to prevent networking issues on broken IPv6 routes
 old_getaddrinfo = socket.getaddrinfo
-def new_getaddrinfo(host, port, *args, **kwargs):
-    if host == "api.telegram.org":
-        # Hardcode Telegram API IP to bypass broken DNS on Hugging Face
-        return [(socket.AF_INET, socket.SOCK_STREAM, 6, '', ('149.154.167.220', port))]
-    responses = old_getaddrinfo(host, port, *args, **kwargs)
+def new_getaddrinfo(*args, **kwargs):
+    responses = old_getaddrinfo(*args, **kwargs)
     return [response for response in responses if response[0] == socket.AF_INET]
 socket.getaddrinfo = new_getaddrinfo
 # ------------------------------------

api/routes.py

@@ -251,3 +251,42 @@ async def telegram_webhook(request: Request):
     except Exception as e:
         logger.error(f"WEBHOOK_ERR: {e}")
         return {"status": "error", "message": str(e)}
+
+@router.api_route("/proxy/telegram/{path:path}", methods=["GET", "POST"])
+async def telegram_proxy(path: str, request: Request):
+    """Proxy Telegram API requests to bypass Hugging Face blocking."""
+    import httpx
+    
+    target_url = f"https://api.telegram.org/{path}"
+    
+    # Read the body
+    body = await request.body()
+    
+    # Forward headers, but exclude host
+    headers = dict(request.headers)
+    headers.pop("host", None)
+    
+    async with httpx.AsyncClient() as client:
+        try:
+            req = client.build_request(
+                request.method,
+                target_url,
+                headers=headers,
+                content=body
+            )
+            resp = await client.send(req)
+            
+            # Return response
+            response_headers = dict(resp.headers)
+            response_headers.pop("content-encoding", None)
+            response_headers.pop("content-length", None)
+            
+            return Response(
+                content=resp.content, 
+                status_code=resp.status_code, 
+                headers=response_headers,
+                media_type=resp.headers.get("content-type")
+            )
+        except Exception as e:
+            logger.error(f"PROXY_ERR: Failed to proxy to Telegram: {e}")
+            return Response(content=str(e), status_code=500)

messaging/platforms/telegram.py

@@ -139,6 +139,13 @@ class TelegramPlatform(MessagingPlatform):
 
         # Build Application
         builder = Application.builder().token(self.bot_token).request(request)
+        
+        # --- HF PROXY FIX ---
+        # If running on Hugging Face, route through the Vercel proxy
+        if os.environ.get("SPACE_ID"):
+            builder.base_url("https://my-free-claude.vercel.app/proxy/telegram/bot")
+            logger.info("Using Vercel proxy for Telegram API requests")
+            
         self._application = builder.build()
 
         # Register Internal Handlers