chore(deps): update postgres docker tag to v18

Author: renovate[bot]

docker-compose.yml

@@ -21,7 +21,7 @@ services:
 
   postgres:
     container_name: teryl-postgres
-    image: 'postgres:15-alpine'
+    image: 'postgres:18-alpine'
     ports:
       - '5432:5432'
     restart: 'no'