Adding application and DockerImage

q1-deploy-monitor/README.md

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+# q1-deploy-monitor
+
+Small Node.js and Express API for an SRE take-home assessment.
+
+## Install
+
+```bash
+npm install
+```
+
+## Run locally
+
+```bash
+npm start
+```
+
+The server listens on `PORT` or `3000`.
+
+Open the dashboard in the browser at `http://localhost:3000/dashboard`.
+
+You can also open `dashboard.html` directly if the API server is running on `http://localhost:3000`.
+
+## Docker
+
+Build:
+
+```bash
+docker build -t q1-deploy-monitor .
+```
+
+Run:
+
+```bash
+docker run -p 3000:3000 q1-deploy-monitor
+```
+
+## Endpoints
+
+- `GET /` - basic API message
+- `GET /health` - health status, uptime, and timestamp
+- `GET /metrics` - health plus request count and memory usage
+- `GET /dashboard` - simple HTML dashboard
+
+## Health check script
+
+Run:
+
+```bash
+sh health-check.sh
+```
+
+It calls `/health` every 30 seconds and prints timestamp, status, and response time.