new dockerfile with gunicorn and wsgi support

application/Dockerfile

@@ -15,6 +15,6 @@ ENV FLASK_APP=app.py
 ENV FLASK_DEBUG=true
 RUN pip install -r requirements.txt
 
-EXPOSE 5000
+EXPOSE 5001
 
-CMD ["flask", "run", "--host=0.0.0.0"]
+CMD ["gunicorn", "-w", "6", "--bind", "0.0.0.0:5001", "wsgi:app"]

application/requirements.txt

@@ -25,6 +25,7 @@ filelock==3.9.0
 Flask==2.2.2
 frozenlist==1.3.3
 greenlet==2.0.2
+gunicorn==20.1.0
 h11==0.14.0
 httpcore==0.16.3
 httpx==0.23.3

application/wsgi.py

@@ -0,0 +1,4 @@
+from app import app
+
+if __name__ == "__main__":
+    app.run()

docker-compose.yaml

@@ -9,4 +9,5 @@ services:
   backend:
     build: ./application
     ports:
-      - "5001:5000"
+      - "5001:5001"
+