switch uvicorn and nginx to communicate via unix socket instead of tcp

docker/Dockerfile

@@ -6,7 +6,7 @@ RUN npm install
 RUN npm run build
 
 # Setup frontend
-FROM nginx:1.24-alpine3.17 as production-stage
+FROM nginx:1.24-alpine3.17-slim as production-stage
 ARG WEBSERVER_FOLDER=/var/www/html
 COPY --from=front-build-stage /front/dist ${WEBSERVER_FOLDER}
 COPY ./frontend/assets/default_avatar.png ${WEBSERVER_FOLDER}/assets/
@@ -31,6 +31,6 @@ COPY ./docker/init_scripts/* /
 COPY ./docker/nginx/default.conf /etc/nginx/nginx.conf
 
 # Expose ports and start
-EXPOSE 80
+EXPOSE 8080
 WORKDIR /romm
 CMD ["/init"]

docker/init_scripts/init

@@ -1,13 +1,13 @@
 #!/bin/bash
 
 # Run migrations and start uvicorn
-#/init_back &
+/init_back &
  
 # Start nginx
 /init_front &
 
 # Start rq worker
-#/init_worker &
+/init_worker &
 
 # Wait for any process to exit
 wait -n

docker/init_scripts/init_back

@@ -1,4 +1,4 @@
 #!/bin/bash
 
 cd /back
-alembic upgrade head && uvicorn main:app --proxy-headers --host 0.0.0.0 --port 5000 --workers 2
+alembic upgrade head && uvicorn main:app --proxy-headers --host 0.0.0.0 --port 5000 --uds /tmp/uvicorn.sock --workers 2

docker/nginx/default.conf

@@ -32,6 +32,10 @@ http {
         # include /etc/nginx/conf.d/*.conf;
         # include /etc/nginx/sites-enabled/*;
 
+        upstream uvicorn {
+            server unix:/tmp/uvicorn.sock;
+        }
+
         server {
             root /var/www/html;
             listen 8080;
@@ -49,16 +53,16 @@ http {
 
             # OpenAPI for swagger and redoc
             location /openapi.json {
-                proxy_pass http://localhost:5000;
+                proxy_pass http://uvicorn;
             }
 
             # Backend api calls
             location /api {
                 rewrite /api/(.*) /$1 break;
-                proxy_pass http://localhost:5000;
+                proxy_pass http://uvicorn;
             }
             location /ws {
-                proxy_pass http://localhost:5000;
+                proxy_pass http://uvicorn;
                 proxy_http_version 1.1;
                 proxy_set_header Upgrade $http_upgrade;
                 proxy_set_header Connection "upgrade";