Add leagcy port to docker-compose files

Update demo model list
Disable upload cookies in demo
Track usage in demo mode
Add messages without asking the ai
Add hint for browser usage in provider list
Add qwen2 prompt template to HuggingFace provider
Trim automatic messages in HuggingFaceAPI

g4f/gui/server/backend_api.py

@@ -7,6 +7,7 @@ import logging
 import asyncio
 import shutil
 import random
+import datetime
 from flask import Flask, Response, request, jsonify
 from typing import Generator
 from pathlib import Path
@@ -61,7 +62,7 @@ class Backend_Api(Api):
         """
         self.app: Flask = app
 
-        if has_flask_limiter:
+        if has_flask_limiter and app.demo:
             limiter = Limiter(
                 get_remote_address,
                 app=app,
@@ -71,8 +72,8 @@ class Backend_Api(Api):
         else:
             class Dummy():
                 def limit(self, value):
-                    def callback(v):
-                        return v
+                    def callback(value):
+                        return value
                     return callback
             limiter = Dummy()
 
@@ -111,7 +112,7 @@ class Backend_Api(Api):
             for model, providers in models.demo_models.values()]
 
         @app.route('/backend-api/v2/conversation', methods=['POST'])
-        @limiter.limit("4 per minute")
+        @limiter.limit("4 per minute") # 1 request in 15 seconds
         def handle_conversation():
             """
             Handles conversation requests and streams responses back.
@@ -150,6 +151,41 @@ class Backend_Api(Api):
                 mimetype='text/event-stream'
             )
 
+        @app.route('/backend-api/v2/usage', methods=['POST'])
+        def add_usage():
+            cache_dir = Path(get_cookies_dir()) / ".usage"
+            cache_file = cache_dir / f"{datetime.date.today()}.jsonl"
+            cache_dir.mkdir(parents=True, exist_ok=True)
+            with cache_file.open("a" if cache_file.exists() else "w") as f:
+                f.write(f"{json.dumps(request.json)}\n")
+            return {}
+
+        @app.route('/backend-api/v2/memory', methods=['POST'])
+        def add_memory():
+            api_key = request.headers.get("x_api_key")
+            json_data = request.json
+            from mem0 import MemoryClient
+            client = MemoryClient(api_key=api_key)
+            client.add(
+                [{"role": item["role"], "content": item["content"]} for item in json_data.get("items")],
+                user_id="user",
+                metadata={"conversation_id": json_data.get("id"), "title": json_data.get("title")}
+            )
+            return {"count": len(json_data.get("items"))}
+
+        @app.route('/backend-api/v2/memory/<user_id>', methods=['GET'])
+        def read_memory(user_id: str):
+            api_key = request.headers.get("x_api_key")
+            from mem0 import MemoryClient
+            client = MemoryClient(api_key=api_key)
+            if request.args.search:
+                return client.search(
+                    request.args.search,
+                    user_id=user_id,
+                    metadata=json.loads(request.args.metadata) if request.args.metadata else None
+                )
+            return {}
+
         self.routes = {
             '/backend-api/v2/version': {
                 'function': self.get_version,
@@ -159,10 +195,6 @@ class Backend_Api(Api):
                 'function': self.handle_synthesize,
                 'methods': ['GET']
             },
-            '/backend-api/v2/upload_cookies': {
-                'function': self.upload_cookies,
-                'methods': ['POST']
-            },
             '/images/<path:name>': {
                 'function': self.serve_images,
                 'methods': ['GET']
@@ -301,17 +333,18 @@ class Backend_Api(Api):
             except Exception as e:
                 return jsonify({"error": {"message": f"Error uploading file: {str(e)}"}}), 500
 
-    def upload_cookies(self):
-        file = None
-        if "file" in request.files:
-            file = request.files['file']
-            if file.filename == '':
-                return 'No selected file', 400
-        if file and file.filename.endswith(".json") or file.filename.endswith(".har"):
-            filename = secure_filename(file.filename)
-            file.save(os.path.join(get_cookies_dir(), filename))
-            return "File saved", 200
-        return 'Not supported file', 400
+        @app.route('/backend-api/v2/upload_cookies', methods=['POST'])
+        def upload_cookies(self):
+            file = None
+            if "file" in request.files:
+                file = request.files['file']
+                if file.filename == '':
+                    return 'No selected file', 400
+            if file and file.filename.endswith(".json") or file.filename.endswith(".har"):
+                filename = secure_filename(file.filename)
+                file.save(os.path.join(get_cookies_dir(), filename))
+                return "File saved", 200
+            return 'Not supported file', 400
 
     def handle_synthesize(self, provider: str):
         try: