add websockets

Dockerfile

@@ -8,6 +8,8 @@ USER user
 ENV HOME=/home/user \
     PATH=/home/user/.local/bin:$PATH   
 
+ENV UVICORN_WS_PROTOCOL=websockets
+
 # Set the working directory
 WORKDIR $HOME/app
 

pyproject.toml

@@ -9,4 +9,5 @@ dependencies = [
     "chainlit>=2.4.400",
     "openai>=1.70.0",
     "python-dotenv>=1.1.0",
+    "websockets>=15.0.1",
 ]

uv.lock

@@ -1746,6 +1746,7 @@ dependencies = [
     { name = "chainlit" },
     { name = "openai" },
     { name = "python-dotenv" },
+    { name = "websockets" },
 ]
 
 [package.metadata]
@@ -1754,6 +1755,7 @@ requires-dist = [
     { name = "chainlit", specifier = ">=2.4.400" },
     { name = "openai", specifier = ">=1.70.0" },
     { name = "python-dotenv", specifier = ">=1.1.0" },
+    { name = "websockets", specifier = ">=15.0.1" },
 ]
 
 [[package]]
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 ]
 
+[[package]]
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+version = "15.0.1"
+source = { registry = "https://pypi.org/simple" }
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+
 [[package]]
 name = "wrapt"
 version = "1.17.2"