Use Uvicorn for production with Nginx

docker-compose.yml

@@ -2,8 +2,8 @@ version: "2"
    
 services:
   app:
-    image: xf/envelope:latest
-    build: ./docker
+    image: xf/envelope:dev
+    build: ${PORTAINER_GIT_DIR}/docker
     volumes:
       - ${PORTAINER_GIT_DIR}:/code
       - ${APP_LOCAL_SETTINGS}:/code/app/local_settings.py
@@ -21,7 +21,7 @@ services:
         condition: service_started
 
   migration:
-    image: xf/envelope:latest
+    image: xf/envelope:dev
     command: sh -c '. /venv/bin/activate && python manage.py migrate --noinput'
     volumes:
       - ${PORTAINER_GIT_DIR}:/code