services:
  postgres:
    image: postgres:16-alpine
    restart: unless-stopped
    environment:
      POSTGRES_USER: lct
      # Local development default only. Use docker-compose.production.yml for
      # an isolated deployment; that overlay requires an install-specific secret.
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-lct}
      POSTGRES_DB: lct
    # БД и backend не публикуются в класс: с рабочих мест доступен только
    # TLS-терминатор frontend. Loopback-порты нужны для администрирования хоста.
    ports: ["127.0.0.1:${POSTGRES_PORT:-5432}:5432"]
    volumes: ["pgdata:/var/lib/postgresql/data"]
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U lct"]
      interval: 5s
      timeout: 3s
      retries: 10

  backend:
    build: ./backend
    image: lct-hack-backend:local
    restart: unless-stopped
    # Один воркер принципиально: состояние живой сессии и реестр наблюдателей
    # живут в памяти процесса (docs/arch/STACK.md).
    command: >-
      sh -c '
      if [ -z "$${SESSION_SECRET:-}" ]; then
        if [ ! -s /run/lct/session-secret ]; then
          python -c "import secrets; print(secrets.token_urlsafe(48))" > /run/lct/session-secret;
          chmod 600 /run/lct/session-secret;
        fi;
        export SESSION_SECRET="$$(cat /run/lct/session-secret)";
      fi;
      alembic upgrade head && python scripts/seed.py &&
      uvicorn app.main:app --host 0.0.0.0 --port 8000 --workers 1'
    environment:
      DATABASE_URL: postgresql+asyncpg://lct:${POSTGRES_PASSWORD:-lct}@postgres:5432/lct
      DB_POOL_SIZE: ${DB_POOL_SIZE:-20}
      DB_POOL_MAX_OVERFLOW: ${DB_POOL_MAX_OVERFLOW:-10}
      SESSION_SECRET: ${SESSION_SECRET:-}
      BACKEND_NODE_ID: ${BACKEND_NODE_ID:-backend}
      OFFLINE: "true"
      LDAP_ENABLED: ${LDAP_ENABLED:-false}
      LDAP_URL: ${LDAP_URL:-}
      LDAP_BASE_DN: ${LDAP_BASE_DN:-}
      LDAP_BIND_DN: ${LDAP_BIND_DN:-}
      LDAP_BIND_PASSWORD: ${LDAP_BIND_PASSWORD:-}
      LDAP_USER_FILTER: ${LDAP_USER_FILTER:-'(objectClass=person)'}
      LDAP_LOGIN_ATTRIBUTE: ${LDAP_LOGIN_ATTRIBUTE:-sAMAccountName}
      LDAP_ROLE_GROUPS: "${LDAP_ROLE_GROUPS:-{}}"
      LDAP_SERVICE_GROUPS: "${LDAP_SERVICE_GROUPS:-{}}"
      LDAP_CA_CERTS_FILE: ${LDAP_CA_CERTS_FILE:-}
      LDAP_CONNECT_TIMEOUT_SECONDS: ${LDAP_CONNECT_TIMEOUT_SECONDS:-5}
      VOICE_ENABLED: "false"
      RECORD_CALLS: "true"
      RECORDINGS_DIR: /recordings
      LLM_PROVIDER: local
      LLM_BASE_URL: ${DOCKER_LLM_BASE_URL:-http://host.docker.internal:18080/v1}
      LLM_MODEL_CALLER: ${LLM_MODEL_CALLER:-Qwen3-1.7B}
      LLM_CONTROL_BASE_URL: ${DOCKER_LLM_CONTROL_BASE_URL:-http://host.docker.internal:18081/v1}
      LLM_MODEL_CONTROL: ${LLM_MODEL_CONTROL:-Vikhr-1B}
      GRAMMAR_LLM_ENABLED: ${GRAMMAR_LLM_ENABLED:-false}
      ALLOW_DOCKER_HOST_MODELS: "true"
      BACKUP_INTERVAL_SECONDS: ${BACKUP_INTERVAL_SECONDS:-86400}
      BACKUP_KEEP: ${BACKUP_KEEP:-14}
    volumes:
      - ./backend:/app
      - ./scenarios:/scenarios:ro
      - securitydata:/run/lct
      - recordings:/recordings
      - backups:/app/backups
    ports: ["127.0.0.1:${BACKEND_PORT:-8000}:8000"]
    extra_hosts:
      - "host.docker.internal:host-gateway"
    depends_on:
      postgres:
        condition: service_healthy
    healthcheck:
      test: ["CMD", "python", "-c", "import urllib.request; urllib.request.urlopen('http://127.0.0.1:8000/api/health', timeout=2).read()"]
      interval: 5s
      timeout: 3s
      retries: 12
      start_period: 10s

  backup:
    build: ./backend
    image: lct-hack-backend:local
    restart: unless-stopped
    command: python scripts/backup_loop.py
    environment:
      DATABASE_URL: postgresql+asyncpg://lct:${POSTGRES_PASSWORD:-lct}@postgres:5432/lct
      BACKUP_INTERVAL_SECONDS: ${BACKUP_INTERVAL_SECONDS:-86400}
      BACKUP_RETRY_SECONDS: ${BACKUP_RETRY_SECONDS:-300}
      BACKUP_KEEP: ${BACKUP_KEEP:-14}
    volumes:
      - ./backend:/app
      - backups:/app/backups
    depends_on:
      postgres:
        condition: service_healthy

  frontend:
    build: ./frontend
    image: lct-hack-frontend:local
    restart: unless-stopped
    environment:
      BACKEND_HOST: backend
      BACKEND_PORT: 8000
    ports: ["${BIND_HOST:-127.0.0.1}:${FRONTEND_PORT:-5173}:5173"]
    depends_on:
      backend:
        condition: service_healthy
    healthcheck:
      test: ["CMD", "nginx", "-t"]
      interval: 10s
      timeout: 3s
      retries: 3

volumes:
  pgdata:
  securitydata:
  recordings:
  backups: