kasl-server 0.9.0

# Dev database only. The server itself runs via `cargo run`;
# a full deployment compose arrives with the deployment milestone.
services:
  db:
    image: postgres:18-alpine
    environment:
      POSTGRES_USER: kasl
      POSTGRES_PASSWORD: kasl
      POSTGRES_DB: kasl
    ports:
      # Overridable: another PostgreSQL (another project, or a system install)
      # may already hold 5432 on a developer machine.
      - "${KASL_DB_PORT:-5433}:5432"
    volumes:
      # postgres:18+ images keep data in a version-specific subdirectory;
      # the mount must sit one level up or the entrypoint refuses to start.
      - db-data:/var/lib/postgresql
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U kasl -d kasl"]
      interval: 5s
      timeout: 3s
      retries: 10

volumes:
  db-data: