feat: add gated Compose deploy and make inventory the host source of truth

Keep sanitized Compose sources in-repo with a confirmation-gated Ansible
playbook, add repo-wide validation, tighten runbook ownership/STOP/review
metadata, and archive stale research docs.

Co-authored-by: Cursor <cursoragent@cursor.com>

compose/pdns/compose.yml

@@ -0,0 +1,159 @@
+networks:
+  frontend:
+    name: traefik
+    external: true
+
+  backend:
+    internal: true
+
+  edge:
+
+services:
+  db:
+    image: postgres:16
+    container_name: pdns-db
+    environment:
+      POSTGRES_DB: postgres
+      POSTGRES_USER: ${PGUSER:?missing PGUSER}
+      POSTGRES_PASSWORD: ${PGPASSWORD:?missing PGPASSWORD}
+      TZ: ${TZ:-Asia/Shanghai}
+      PGTZ: ${TZ:-Asia/Shanghai}
+    volumes:
+      # Keep the existing mount path to avoid moving the current data directory.
+      - dbdata:/var/lib/postgresql
+      - ./db-init-generated:/docker-entrypoint-initdb.d:ro
+      - ./backup:/backup:ro
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U \"$${POSTGRES_USER}\" -d \"$${POSTGRES_DB}\""]
+      interval: 10s
+      timeout: 5s
+      retries: 10
+    restart: unless-stopped
+    networks: [backend, edge]
+
+  auth:
+    image: powerdns/pdns-auth-50:5.0.6
+    container_name: pdns-auth
+    depends_on:
+      db:
+        condition: service_healthy
+    ports:
+      - "53:53/udp"
+      - "53:53/tcp"
+      - "127.0.0.1:8081:8081"
+    environment:
+      PDNS_API_KEY: ${PDNS_API_KEY:?missing PDNS_API_KEY}
+      DB_NAME: ${DB_NAME:?missing DB_NAME}
+      DB_USER: ${DB_USER:?missing DB_USER}
+      DB_PASS: ${DB_PASS:?missing DB_PASS}
+      TEMPLATE_FILES: secrets
+    volumes:
+      - ./auth/pdns.conf:/etc/powerdns/pdns.conf:ro
+      - ./auth/templates.d:/etc/powerdns/templates.d:ro
+      - ./auth/keys:/var/lib/powerdns
+      - ./auth/import:/import
+      - ./auth/export:/export
+      - ./auth/logs:/var/log/pdns
+    healthcheck:
+      test:
+        [
+          "CMD-SHELL",
+          "python3 -c \"import json, os, urllib.request; req = urllib.request.Request('http://127.0.0.1:8081/api/v1/servers/localhost', headers={'X-API-Key': os.environ['PDNS_API_KEY']}); data = json.load(urllib.request.urlopen(req, timeout=3)); assert data['daemon_type'] == 'authoritative'\""
+        ]
+      interval: 10s
+      timeout: 5s
+      retries: 12
+    restart: unless-stopped
+    networks: [backend, edge]
+
+  poweradmin:
+    image: poweradmin/poweradmin:stable
+    container_name: poweradmin
+    depends_on:
+      db:
+        condition: service_healthy
+      auth:
+        condition: service_healthy
+    environment:
+      DB_TYPE: pgsql
+      DB_HOST: ${DB_HOST:-db}
+      DB_PORT: ${DB_PORT:-5432}
+      DB_NAME: ${DB_NAME:?missing DB_NAME}
+      DB_USER: ${DB_USER:?missing DB_USER}
+      DB_PASS: ${DB_PASS:?missing DB_PASS}
+      PA_PDNS_API_URL: http://auth:8081
+      PA_PDNS_API_KEY: ${PDNS_API_KEY:?missing PDNS_API_KEY}
+      PA_DNS_BACKEND: sql
+      PDNS_VERSION: ${PDNS_VERSION:-50}
+      DNS_NS1: ${DNS_NS1:-ns1.wsvc.info}
+      DNS_NS2: ${DNS_NS2:-ns2.wsvc.info}
+      DNS_HOSTMASTER: ${DNS_HOSTMASTER:-hostmaster.wsvc.info}
+      PA_APP_TITLE: ${PA_APP_TITLE:-Poweradmin}
+      PA_TIMEZONE: ${TZ:-Asia/Shanghai}
+      PA_SESSION_KEY: ${PA_SESSION_KEY:?missing PA_SESSION_KEY}
+      PA_CREATE_ADMIN: ${PA_CREATE_ADMIN:-1}
+      PA_ADMIN_USERNAME: ${PA_ADMIN_USERNAME:?missing PA_ADMIN_USERNAME}
+      PA_ADMIN_PASSWORD: ${PA_ADMIN_PASSWORD:?missing PA_ADMIN_PASSWORD}
+      PA_ADMIN_EMAIL: ${PA_ADMIN_EMAIL:?missing PA_ADMIN_EMAIL}
+      PA_ADMIN_FULLNAME: ${PA_ADMIN_FULLNAME:?missing PA_ADMIN_FULLNAME}
+      TRUSTED_PROXIES: private_ranges
+      DEBUG: "false"
+    restart: unless-stopped
+    networks: [backend, frontend]
+    labels:
+      - "traefik.enable=true"
+      - "traefik.docker.network=traefik"
+      - "traefik.http.routers.poweradmin.rule=Host(`pdns.wsvc.info`)"
+      - "traefik.http.routers.poweradmin.entrypoints=websecure"
+      - "traefik.http.routers.poweradmin.tls.certresolver=letsencrypt"
+      - "traefik.http.services.poweradmin.loadbalancer.server.port=80"
+
+  backup:
+    # Use postgres:16 so bash/pg_dump/flock exist without runtime package installs.
+    # backend is internal:true — Alpine apk at start cannot reach mirrors.
+    image: postgres:16
+    container_name: pdns-backup
+    depends_on:
+      db:
+        condition: service_healthy
+    environment:
+      TZ: ${TZ:-Asia/Shanghai}
+      DB_HOST: ${DB_HOST:-db}
+      DB_PORT: ${DB_PORT:-5432}
+      DB_USER: ${PGUSER:?missing PGUSER}
+      DB_PASS: ${PGPASSWORD:?missing PGPASSWORD}
+      DB_NAME: ${DB_NAME:?missing DB_NAME}
+      RETENTION_DAYS: ${RETENTION_DAYS:-7}
+      MAX_BACKUPS: ${MAX_BACKUPS:-7}
+      DUMP_ROLES: ${DUMP_ROLES:-true}
+      CRON_SCHEDULE: ${CRON_SCHEDULE:?missing CRON_SCHEDULE}
+    volumes:
+      - ./backup:/backup
+      - ./scripts:/scripts:ro
+    entrypoint: ["/bin/bash", "/scripts/backup-scheduler.sh"]
+    restart: unless-stopped
+    networks: [backend]
+
+  pgweb:
+    image: sosedoff/pgweb:0.16.2
+    container_name: pdns_pgweb
+    restart: unless-stopped
+    environment:
+      PGWEB_DATABASE_URL: "postgres://${PGUSER:?missing PGUSER}:${PGPASSWORD:?missing PGPASSWORD}@${DB_HOST:-db}:${DB_PORT:-5432}/${DB_NAME:?missing DB_NAME}?sslmode=disable"
+      PGWEB_AUTH_USER: ${PGWEB_USER:?missing PGWEB_USER}
+      PGWEB_AUTH_PASS: ${PGWEB_PASS:?missing PGWEB_PASS}
+      TZ: ${TZ:-Asia/Shanghai}
+    depends_on:
+      db:
+        condition: service_healthy
+    networks: [backend, frontend]
+    labels:
+      - "traefik.enable=true"
+      - "traefik.docker.network=traefik"
+      - "traefik.http.routers.pgweb.rule=Host(`pgweb.wsvc.info`)"
+      - "traefik.http.routers.pgweb.entrypoints=websecure"
+      - "traefik.http.routers.pgweb.tls.certresolver=letsencrypt"
+      - "traefik.http.services.pgweb.loadbalancer.server.port=8081"
+
+volumes:
+  dbdata: {}