name: kanera

services:
  postgres:
    image: postgres:18.6-alpine
    container_name: kanera-postgres
    restart: unless-stopped
    # Mirrors docker-compose.yml: pg_stat_statements must be loaded at server start via
    # shared_preload_libraries, so local query profiling can read the view that
    # docker/postgres/init.sql creates. Without this the extension exists but every read of
    # pg_stat_statements errors, which silently blinds local performance work.
    command:
      - "postgres"
      - "-c"
      - "shared_preload_libraries=pg_stat_statements"
      - "-c"
      - "pg_stat_statements.track=top"
      - "-c"
      - "work_mem=${POSTGRES_WORK_MEM:-16MB}"
    environment:
      POSTGRES_USER: kanera
      POSTGRES_PASSWORD: kanera
      POSTGRES_DB: kanera
      PGDATA: /var/lib/postgresql/18/docker
    ports:
      - "127.0.0.1:5433:5432"
    volumes:
      - kanera_pgdata:/var/lib/postgresql
      - ./docker/postgres/init.sql:/docker-entrypoint-initdb.d/00-init.sql:ro,Z
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -h 127.0.0.1 -p 5432 -U kanera -d kanera"]
      interval: 5s
      timeout: 3s
      retries: 10

  valkey:
    image: valkey/valkey:9.1.3-alpine
    container_name: kanera-valkey
    restart: unless-stopped
    ports:
      - "127.0.0.1:6379:6379"
    healthcheck:
      test: ["CMD", "valkey-cli", "ping"]
      interval: 5s
      timeout: 3s
      retries: 10

volumes:
  kanera_pgdata: