feat: .gitignore에 docker-compose.override.yml 추가 및 .env.example과 docker-compose.yml 파일 생성

.gitignore

@@ -154,3 +154,4 @@ dist
 
 #개발용 임시 코드
 .devbox
+docker-compose.override.yml

tools/test-dbms/.env.example

@@ -0,0 +1,2 @@
+POSTGRES_PASSWORD=change-me
+REDIS_PASSWORD=change-me

tools/test-dbms/docker-compose.yml

@@ -0,0 +1,26 @@
+services:
+  postgres:
+    image: postgres:18
+    container_name: sammo_postgres
+    environment:
+      POSTGRES_DB: sammo
+      POSTGRES_USER: sammo
+      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-change_me}
+      TZ: Asia/Seoul
+    ports:
+      - "127.0.0.1:15432:5432"
+    volumes:
+      - pgdata:/var/lib/postgresql/data
+
+  redis:
+    image: redis:8
+    container_name: sammo_redis
+    command: ["redis-server", "--appendonly", "yes", "--requirepass", "${REDIS_PASSWORD:-change_me}"]
+    ports:
+      - "127.0.0.1:16379:6379"
+    volumes:
+      - redisdata:/data
+
+volumes:
+  pgdata:
+  redisdata: