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docker-compose.yml

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+# Docker Compose file for Vapor
+#
+# Install Docker on your system to run and test
+# your Vapor app in a production-like environment.
+#
+# Note: This file is intended for testing and does not
+# implement best practices for a production deployment.
+#
+# Learn more: https://docs.docker.com/compose/reference/
+#
+#   Build images: docker-compose build
+#      Start app: docker-compose up app
+# Start database: docker-compose up db
+# Run migrations: docker-compose up migrate
+#       Stop all: docker-compose down (add -v to wipe db)
+#
+version: '3.7'
+
+volumes:
+  db_data:
+
+x-shared_environment: &shared_environment
+  LOG_LEVEL: ${LOG_LEVEL:-debug}
+  DATABASE_HOST: db
+  DATABASE_NAME: vapor_database
+  DATABASE_USERNAME: vapor_username
+  DATABASE_PASSWORD: vapor_password
+
+services:
+  app:
+    image: cod-backend:latest
+    build:
+      context: .
+    environment:
+      <<: *shared_environment
+    depends_on:
+      - db
+    ports:
+      - '8080:8080'
+#    user: '0' # uncomment to run as root for testing purposes even though Dockerfile defines 'vapor' user.
+    command: ["serve", "--env", "production", "--hostname", "0.0.0.0", "--port", "8080"]
+  migrate:
+    image: cod-backend:latest
+    build:
+      context: .
+    environment:
+      <<: *shared_environment
+    depends_on:
+      - db
+    command: ["migrate", "--yes"]
+    deploy:
+      replicas: 0
+  revert:
+    image: cod-backend:latest
+    build:
+      context: .
+    environment:
+      <<: *shared_environment
+    depends_on:
+      - db
+    command: ["migrate", "--revert", "--yes"]
+    deploy:
+      replicas: 0
+  db:
+    image: postgres:12-alpine
+    volumes:
+      - db_data:/var/lib/postgresql/data/pgdata
+    environment:
+      PGDATA: /var/lib/postgresql/data/pgdata
+      POSTGRES_USER: vapor_username
+      POSTGRES_PASSWORD: vapor_password
+      POSTGRES_DB: vapor_database
+    ports:
+      - '5432:5432'