diff --git a/.env b/.env
index e69de29..d026eae 100644
--- a/.env
+++ b/.env
@@ -0,0 +1,2 @@
+APP_PORT=8091
+ESLINT_NO_DEV_ERRORS=true
\ No newline at end of file
diff --git a/docker-compose.yml b/docker-compose.yml
index 84ad5be..77c39f5 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,4 +1,4 @@
-version: '3.3'
+version: '3'
 services:
   merms-mainsite-2025:
     build:
@@ -8,7 +8,7 @@ services:
         - NODE_ENV=development
     restart: unless-stopped
     ports:
-      - 8091:3000
+      - ${APP_PORT}:3000
     working_dir: /app
     volumes:
       - ./:/app