Fix Weaviate connection to use HTTP-only since gRPC port is not exposed

Author: yassinsws

genAi/rag.py

@@ -46,14 +46,9 @@ def __init__(self, doc_path: str):
         # Initialize Weaviate client first
         weaviate_host = os.getenv("WEAVIATE_HOST", "localhost")
         weaviate_port = os.getenv("WEAVIATE_PORT", "8083")
-        # Use custom connection with explicit HTTP and gRPC configuration
-        self.weaviate_client = weaviate.connect_to_custom(
-            http_host=weaviate_host,
-            http_port=int(weaviate_port),
-            http_secure=False,  # HTTP, not HTTPS
-            grpc_host=weaviate_host,
-            grpc_port=50051,
-            grpc_secure=False,  # gRPC, not gRPCS
+        # Use HTTP-only connection since gRPC is not exposed
+        self.weaviate_client = weaviate.connect_to_weaviate(
+            url=f"http://{weaviate_host}:{weaviate_port}",
             skip_init_checks=True,
             additional_config=weaviate.init.AdditionalConfig(
                 timeout=weaviate.init.Timeout(init=60)