fix: nginx unprivileged image

Dockerfile

@@ -9,9 +9,9 @@ COPY ./ /app/
 RUN yarn build
 
 # Stage 1, based on Nginx, to have only the compiled app, ready for production with Nginx
-FROM nginx:1.16
+FROM nginxinc/nginx-unprivileged:1.23
 COPY --from=build-stage /app/build/ /usr/share/nginx/html
 COPY ./nginx/nginx.conf /etc/nginx/nginx.conf
 COPY ./nginx/site.prod.conf /etc/nginx/conf.d/default.conf
-EXPOSE 80
+EXPOSE 8080
 CMD ["nginx", "-g", "daemon off;"]
\ No newline at end of file

docker-compose.local.yml

 version: '3.7'
 services:
   nginx:
-    image: nginx:1.16
+    image: nginxinc/nginx-unprivileged:1.23
     volumes:
       - ./nginx/nginx.conf:/etc/nginx/nginx.conf
       - ./nginx/site.conf:/etc/nginx/conf.d/default.conf

nginx/nginx.conf

 worker_processes  auto;
 error_log  /var/log/nginx/error.log warn;
-pid        /var/run/nginx.pid;
+pid        /tmp/nginx.pid;
 
 events {
     worker_connections  1024;

nginx/site.conf

@@ -24,6 +24,9 @@ server {
         location /swagger {
             proxy_pass https://backend:1443/swagger;
         }
+        location /imageNames {
+            proxy_pass https://backend:1443/api/admin/imageNames;
+        }
         location /assets {
             proxy_pass https://backend:1443/assets;
         }

nginx/site.prod.conf

 server {
         listen 8080;
-        server_name         ecolyo-agent.self-data.alpha.grandlyon.com;
+        server_name         ecolyo-agent.apps.grandlyon.com;
 
         location / {
             root /usr/share/nginx/html;
             index index.html index.htm;
             try_files $uri $uri/ /index.html =404;
         }
-        
         location /api {  
             proxy_pass https://backend:1443/api;
         }
@@ -26,13 +25,8 @@ server {
         location /imageNames {
             proxy_pass https://backend:1443/api/admin/imageNames;
         }
-        
-        location ~ ^/assets/(.+\.(?:gif|jpe?g|svg))$  {
-          alias /usr/share/nginx/html/lib/$1;
-          gzip_static on;
-          expires max;
-          add_header Cache-Control public;
+        location /assets {
+            proxy_pass https://backend:1443/assets;
         }
-        
 }