feat: configure docker-compose to run API and database containers

docker-compose.yml

@@ -0,0 +1,34 @@
+services:
+  api:
+    build: .
+    ports:
+      - "8080:8080"
+    depends_on:
+      - db
+    environment:
+      DB_NAME: ${DB_NAME}
+      DB_HOST: ${DB_HOST}
+      DB_PORT: ${DB_PORT}
+      DB_USER: ${DB_USER}
+      DB_PASSWORD: ${DB_PASSWORD}
+    networks:
+      - network
+  db:
+    image: postgres:15
+    ports:
+      - "5432:5432"
+    environment:
+      POSTGRES_DB: ${DB_NAME}
+      POSTGRES_USER: ${DB_USER}
+      POSTGRES_PASSWORD: ${DB_PASSWORD}
+    volumes:
+      - rest-email-bridge-db-data:/var/lib/postgresql/data
+    networks:
+      - network
+
+volumes:
+  rest-email-bridge-db-data:
+
+networks:
+  network:
+    driver: bridge