Update app.py

app.py

@@ -7,7 +7,7 @@ import threading
 from typing import Any, Dict, List, Optional
 from collections import OrderedDict
 from fastapi import FastAPI, HTTPException, Request
-from fastapi.responses import StreamingResponse, JSONResponse
+from fastapi.responses import StreamingResponse, JSONResponse, Response
 from pydantic import BaseModel
 import g4f
 
@@ -308,6 +308,22 @@ def verify_api_key(request: Request):
 
     raise HTTPException(status_code=401, detail="Invalid API key. Use 'Authorization: Bearer KEY' or 'X-API-Key: KEY'")
 
+# =====================================================
+# SUPPORT HEAD METHOD (لإصلاح خطأ 405)
+# =====================================================
+
+@app.head("/")
+async def head_root():
+    return Response(status_code=200, headers={"Content-Type": "application/json"})
+
+@app.head("/health")
+async def head_health():
+    return Response(status_code=200, headers={"Content-Type": "application/json"})
+
+@app.head("/v1/models")
+async def head_models():
+    return Response(status_code=200, headers={"Content-Type": "application/json"})
+
 # =====================================================
 # CLAUDE-DESKTOP / CLAUDE-CODE COMPATIBLE ENDPOINTS
 # =====================================================
@@ -315,7 +331,6 @@ def verify_api_key(request: Request):
 @app.get("/v1/models")
 async def v1_models(request: Request):
     """Anthropic API compatible models endpoint - NO AUTH REQUIRED"""
-    # Claude Desktop يطلب هذا أولاً بدون مفتاح
     
     models = []
     for pname, pobj in REAL_PROVIDERS.items():
@@ -328,7 +343,6 @@ async def v1_models(request: Request):
                 "display_name": f"{pname} - {model}"
             })
     
-    # نماذج افتراضية في حال لم يتم العثور على شيء
     if not models:
         models = [
             {"id": "sonar", "type": "model", "display_name": "Perplexity - Sonar"},
@@ -407,17 +421,13 @@ async def v1_messages_stream(request: Request):
     async def generate_stream():
         message_id = f"msg_{int(time.time())}_{os.urandom(4).hex()}"
         
-        # Message start
         yield f"event: message_start\ndata: {{\"message\": {{\"id\": \"{message_id}\", \"type\": \"message\", \"role\": \"assistant\", \"content\": [], \"model\": \"{model}\", \"stop_reason\": null, \"stop_sequence\": null, \"usage\": {{\"input_tokens\": 0, \"output_tokens\": 0}}}}}}\n\n"
         
-        # Content block start
         yield f"event: content_block_start\ndata: {{\"type\": \"content_block_start\", \"index\": 0, \"content_block\": {{\"type\": \"text\", \"text\": \"\"}}}}\n\n"
         
-        # Stream deltas
         for chunk in ask(full_message, [], "Perplexity", model):
             yield f"event: content_block_delta\ndata: {{\"type\": \"content_block_delta\", \"index\": 0, \"delta\": {{\"type\": \"text_delta\", \"text\": {json.dumps(chunk, ensure_ascii=False)}}}}}\n\n"
         
-        # Message end
         yield f"event: message_delta\ndata: {{\"type\": \"message_delta\", \"delta\": {{\"stop_reason\": \"end_turn\", \"stop_sequence\": null}}, \"usage\": {{\"output_tokens\": 100}}}}\n\n"
         yield f"event: message_stop\ndata: {{}}\n\n"
     
@@ -426,13 +436,12 @@ async def v1_messages_stream(request: Request):
         media_type="text/event-stream",
         headers={
             "Cache-Control": "no-cache",
-            "Connection": "keep-alive",
-            "Content-Type": "text/event-stream"
+            "Connection": "keep-alive"
         }
     )
 
 # =====================================================
-# ORIGINAL ENDPOINTS (للواجهة القديمة)
+# ORIGINAL ENDPOINTS
 # =====================================================
 
 @app.get("/")
@@ -440,14 +449,14 @@ async def root():
     return {
         "message": "G4F Smart Router is running (Claude-compatible)",
         "endpoints": {
-            "GET /": "هذه الصفحة",
-            "GET /health": "التحقق من صحة الخادم",
-            "GET /v1/models": "قائمة النماذج (Claude-compatible - NO AUTH)",
-            "POST /v1/messages": "إرسال رسالة (Claude-compatible - REQUIRES AUTH)",
-            "POST /v1/messages/stream": "إرسال رسالة متدفق (Claude-compatible - REQUIRES AUTH)",
-            "GET /providers": "قائمة المزودين (يتطلب مفتاح)",
-            "POST /chat": "إرسال رسالة (legacy)",
-            "POST /chat/stream": "إرسال رسالة متدفق (legacy)"
+            "GET /": "Home page",
+            "GET /health": "Health check",
+            "GET /v1/models": "List models (NO AUTH)",
+            "POST /v1/messages": "Send message (REQUIRES AUTH)",
+            "POST /v1/messages/stream": "Stream message (REQUIRES AUTH)",
+            "GET /providers": "List providers (REQUIRES AUTH)",
+            "POST /chat": "Legacy chat (REQUIRES AUTH)",
+            "POST /chat/stream": "Legacy stream (REQUIRES AUTH)"
         },
         "authentication": "Bearer YOUR_API_KEY or X-API-Key: YOUR_API_KEY",
         "cookies": COOKIE_STATUS,
@@ -496,9 +505,10 @@ async def get_providers(request: Request):
 # =====================================================
 if __name__ == "__main__":
     import uvicorn
+    port = int(os.getenv("PORT", 7860))
     uvicorn.run(
         "app:app",
         host="0.0.0.0",
-        port=int(os.getenv("PORT", 7860)),
+        port=port,
         reload=False
     )