Migrate backend stack to PostgreSQL

docker-compose.yml

@@ -11,11 +11,11 @@ services:
       APP_ENV: production
       APP_DEBUG: "false"
       APP_URL: ${APP_URL:-http://127.0.0.1:8000}
-      DB_CONNECTION: mysql
+      DB_CONNECTION: pgsql
       DB_HOST: db
-      DB_PORT: 3306
+      DB_PORT: 5432
       DB_DATABASE: ${DB_DATABASE:-tabeley_db}
-      DB_USERNAME: ${DB_USERNAME:-root}
+      DB_USERNAME: ${DB_USERNAME:-postgres}
       DB_PASSWORD: ${DB_PASSWORD:-secret}
       RUN_MIGRATIONS: "true"
     depends_on:
@@ -36,17 +36,17 @@ services:
       - ./docker/nginx/default.conf:/etc/nginx/conf.d/default.conf:ro
 
   db:
-    image: mysql:8.4
+    image: postgres:17-alpine
     container_name: tabeley_db
     restart: unless-stopped
     environment:
-      MYSQL_DATABASE: ${DB_DATABASE:-tabeley_db}
-      MYSQL_ROOT_PASSWORD: ${DB_PASSWORD:-secret}
-    command: --default-authentication-plugin=mysql_native_password
+      POSTGRES_DB: ${DB_DATABASE:-tabeley_db}
+      POSTGRES_USER: ${DB_USERNAME:-postgres}
+      POSTGRES_PASSWORD: ${DB_PASSWORD:-secret}
     ports:
-      - "3307:3306"
+      - "5433:5432"
     volumes:
-      - db_data:/var/lib/mysql
+      - db_data:/var/lib/postgresql/data
 
 volumes:
   db_data: