replace waitress with hypercorn

Dockerfile

@@ -12,10 +12,15 @@ ARG TZ=America/New_York
 ENV USER=${USER}
 ENV TZ=${TZ}
 
+ARG PROJECT_NAME
+ENV PROJECT_NAME=${PROJECT_NAME}
+
 ARG PROJECT_PATH=/app
 ENV PROJECT_PATH=${PROJECT_PATH}
+
 ENV PYTHON_DEPS_PATH=/dependencies
 ENV PYTHONPATH="${PYTHONPATH}:${PYTHON_DEPS_PATH}"
+ENV PYTHONUNBUFFERED=TRUE
 
 ENV LANGUAGE=en_US.UTF-8
 ENV LANG=en_US.UTF-8
@@ -151,9 +156,6 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
 RUN echo ${USER} ALL=\(root\) NOPASSWD:ALL > /etc/sudoers.d/${USER} && \
     chmod 0440 /etc/sudoers.d/${USER} 
 
-ARG PROJECT_NAME
-ENV PROJECT_NAME=${PROJECT_NAME}
-
 ENV DOTFILES_URL=https://github.com/ilude/dotfiles.git
 
 USER ${USER}

app/app.py

@@ -147,8 +147,13 @@ def index():
 
 if __name__ == '__main__':
   port = int(os.environ.get("ONBOARD_PORT", 9830))
+  print(f"Starting {os.environ.get('PROJECT_NAME', 'OnBoard').title()} server on port {port}")
   if os.environ.get("FLASK_DEBUG", "False") == "True":
     app.run(port=port, debug=True)
   else:
-    from waitress import serve
-    serve(app, host='0.0.0.0', port=port)
+    import asyncio
+    from hypercorn.config import Config
+    from hypercorn.asyncio import serve
+    config = Config()
+    config.bind = [f"0.0.0.0:{port}"]
+    asyncio.run(serve(app, config))

requirements.txt

@@ -8,4 +8,4 @@ lxml
 python-dotenv
 pyyaml 
 requests
-waitress
+hypercorn