nginx sur le port 80 : routage par defaut des reverse proxies (Coolify/Traefik)

Dockerfile

@@ -21,4 +21,4 @@ COPY docker/security-headers.conf /etc/nginx/snippets/security-headers.conf
 # csp.conf is generated by scripts/gen-csp.mjs during `pnpm build`
 COPY --from=build /app/docker/csp.conf /etc/nginx/snippets/csp.conf
 COPY --from=build /app/dist /usr/share/nginx/html
-EXPOSE 8080
+EXPOSE 80

docker-compose.dev.yml

@@ -17,7 +17,7 @@ services:
   preview:
     build: .
     ports:
-      - '8080:8080'
+      - '8080:80'
 
 volumes:
   node_modules:

docker-compose.yml

@@ -1,11 +1,11 @@
 # Production compose (what Coolify deploys): one service, the static site
-# built by the multi-stage Dockerfile and served by hardened nginx on 8080.
-# No host `ports:` mapping: the platform's reverse proxy (Traefik on
-# Coolify) routes straight to the exposed container port. For local
-# development use docker-compose.dev.yml instead.
+# built by the multi-stage Dockerfile and served by hardened nginx on 80
+# (the port reverse proxies expect by default). No host `ports:` mapping:
+# the platform's proxy (Traefik on Coolify) routes straight to the exposed
+# container port. For local development use docker-compose.dev.yml instead.
 services:
   web:
     build: .
     restart: unless-stopped
     expose:
-      - '8080'
+      - '80'

docker/nginx.conf

@@ -1,6 +1,6 @@
 server {
-    listen 8080;
-    listen [::]:8080;
+    listen 80;
+    listen [::]:80;
     server_name _;
 
     root /usr/share/nginx/html;