Add Domain Locker blueprint (#308)

* Add Domain Locker blueprint with PostgreSQL backend and cron-based updater service

* Reformat "tags" arrays in meta.json to multi-line for improved readability

blueprints/domain-locker/docker-compose.yml

@@ -0,0 +1,52 @@
+version: "3.8"
+
+services:
+  postgres:
+    image: postgres:15-alpine
+    restart: unless-stopped
+    environment:
+      POSTGRES_DB: ${DL_PG_NAME:-domain_locker}
+      POSTGRES_USER: ${DL_PG_USER:-postgres}
+      POSTGRES_PASSWORD: ${DL_PG_PASSWORD:-changeme2420}
+    expose:
+      - "5432"
+    volumes:
+      - postgres_data:/var/lib/postgresql/data
+      # - ./db/schema.sql:/docker-entrypoint-initdb.d/init-schema.sql:ro
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U ${DL_PG_USER:-postgres}"]
+      interval: 5s
+      timeout: 3s
+      retries: 10
+
+  app:
+    image: lissy93/domain-locker:latest
+    restart: unless-stopped
+    environment:
+      NODE_ENV: "production"
+      DL_ENV_TYPE: ${DL_ENV_TYPE:-selfHosted}
+      DL_PG_HOST: ${DL_PG_HOST:-postgres}
+      DL_PG_PORT: ${DL_PG_PORT:-5432}
+      DL_PG_USER: ${DL_PG_USER:-postgres}
+      DL_PG_PASSWORD: ${DL_PG_PASSWORD:-changeme2420}
+      DL_PG_NAME: ${DL_PG_NAME:-domain_locker}
+    expose:
+      - "3000"
+    depends_on:
+      - postgres
+
+  updater:
+    image: alpine:3.20
+    restart: unless-stopped
+    depends_on:
+      - app
+    command: >
+      /bin/sh -c "
+        apk add --no-cache curl &&
+        echo '0 3 * * * /usr/bin/curl -s -X POST http://app:3000/api/domain-updater' > /etc/crontabs/root &&
+        echo '0 4 * * * /usr/bin/curl -s -X POST http://app:3000/api/expiration-reminders' >> /etc/crontabs/root &&
+        crond -f -L /dev/stdout
+      "
+
+volumes:
+  postgres_data: {}

blueprints/domain-locker/template.toml

@@ -0,0 +1,33 @@
+[variables]
+main_domain = "${domain}"
+pg_password = "${password:32}"
+
+[config]
+[[config.domains]]
+serviceName = "app"
+port = 3000
+host = "${main_domain}"
+
+[config.env]
+NODE_ENV = "production"
+DL_ENV_TYPE = "selfHosted"
+DL_PG_HOST = "postgres"
+DL_PG_PORT = "5432"
+DL_PG_USER = "postgres"
+DL_PG_PASSWORD = "${pg_password}"
+DL_PG_NAME = "domain_locker"
+
+# OPTIONAL ENV VARS (uncomment as needed)
+# DL_BASE_URL = "http://localhost:3000"
+# DL_TURNSTILE_KEY = ""
+# DL_GLITCHTIP_DSN = ""
+# DL_PLAUSIBLE_URL = ""
+# DL_PLAUSIBLE_SITE = ""
+# DL_DOMAIN_INFO_API = ""
+# DL_DOMAIN_SUBS_API = ""
+# DL_DISABLE_WRITE_METHODS = "false"
+
+[[config.mounts]]
+# Example mount for PostgreSQL persistence (already defined in compose volumes)
+# filePath = "/var/lib/postgresql/data"
+# content = ""

meta.json

@@ -1462,6 +1462,24 @@
       "document-signing"
     ]
   },
+  {
+    "id": "domain-locker",
+    "name": "Domain Locker",
+    "version": "latest",
+    "description": "Domain Locker is an open-source tool for tracking domain expirations and sending renewal reminders.",
+    "logo": "image.png",
+    "links": {
+      "github": "https://github.com/Lissy93/domain-locker",
+      "website": "https://domain-locker.com/",
+      "docs": "https://github.com/Lissy93/domain-locker#readme"
+    },
+    "tags": [
+      "domains",
+      "monitoring",
+      "utilities",
+      "postgres"
+    ]
+  },
   {
     "id": "doublezero",
     "name": "Double Zero",