Fix serialization async issue

Author: YoanSallami

demo/.env.backend

@@ -1,5 +1,3 @@
-DATABASE_URI=~/.synalinks/data
-
 LLM_PROVIDER=ollama_chat/deepseek-r1
 EMBEDDING_PROVIDER=ollama/mxbai-embed-large
 

demo/backend/app/main.py

@@ -44,7 +44,7 @@
 
 @app.post("/v1/chat_completion")
 async def chat_completion(messages: synalinks.ChatMessages):
-    result = program(messages)
+    result = await program(messages)
     return result.json() if result else None
 
 

demo/backend/requirements.txt

@@ -1,5 +1,4 @@
 fastapi[standard]
 uvicorn
-lancedb
 synalinks
 mlflow

demo/docker-compose.yaml

@@ -4,16 +4,16 @@ services:
     image: ghcr.io/mlflow/mlflow:latest
     ports:
       - "5000:5000"
-  frontend:
-    build:
-      context: ./frontend
-      dockerfile: Dockerfile
-    ports:
-      - "3000:3000"
-    depends_on:
-      - backend
-    env_file:
-      - .env.frontend
+  # frontend:
+  #   build:
+  #     context: ./frontend
+  #     dockerfile: Dockerfile
+  #   ports:
+  #     - "3000:3000"
+  #   depends_on:
+  #     - backend
+  #   env_file:
+  #     - .env.frontend
   backend:
     build:
       context: ./backend

demo/frontend/Dockerfile

@@ -182,7 +182,7 @@ if __name__ == "__main__":
     asyncio.run(main())
 ```
 
-## Getting summary of your program
+## Getting a summary of your program
 
 To print a tabular summary of your program:
 

docs/index.md

@@ -1,3 +1,7 @@
+# Modified from: keras/src/models/functional.py
+# Original authors: François Chollet et al. (Keras Team)
+# License Apache 2.0: (c) 2025 Yoan Sallami (Synalinks Team)
+
 import copy
 import inspect
 import typing
@@ -323,7 +327,7 @@ def process_node(module, node_data):
         args, kwargs = deserialize_node(node_data, created_modules)
         # Call module on its inputs, thus creating the node
         # and building the module if needed.
-        module(*args, **kwargs)
+        asyncio.get_event_loop().run_until_complete(module(*args, **kwargs))
 
     def process_module(module_data):
         """Deserializes a module and index its inbound nodes.