unique hostname for proxy forwarding

abra.sh

@@ -1,7 +1,7 @@
 #!/bin/bash
 
 export ENTRYPOINT_VERSION=v2
-export NGINX_CONFIG_VERSION=v1
+export NGINX_CONFIG_VERSION=v2
 export PG_BACKUP_VERSION=v1
 
 file_env() {

compose.yml

@@ -73,7 +73,9 @@ services:
       - db_password
       - secret_key
     networks:
-      - internal
+      internal:
+        aliases:
+          - "${STACK_NAME}-app"
 
   proxy:
     image: nginx:stable

nginx.conf

@@ -10,7 +10,7 @@ server {
     add_header X-Content-Type-Options nosniff;
 
     location / {
-        set $upstream_app http://app:5000;
+        set $upstream_app http://{{ env "STACK_NAME" }}-app:5000;
         
         location /static/ {
             alias  /liberaforms/static/;