feat: integrate Prometheus metrics with backend monitoring

Author: rohitbytecode

package-lock.json

@@ -25,16 +25,20 @@
   "description": "",
   "dependencies": {
     "bcrypt": "^6.0.0",
+    "compression": "^1.8.1",
     "cors": "^2.8.5",
     "crypto": "^1.0.1",
     "dotenv": "^17.2.3",
     "express": "^5.1.0",
     "express-rate-limit": "^8.2.1",
+    "helmet": "^8.1.0",
+    "hpp": "^0.2.3",
     "jest": "^30.2.0",
     "jsonwebtoken": "^9.0.3",
     "mongoose": "^9.0.0",
     "morgan": "^1.10.1",
     "nodemailer": "^8.0.1",
+    "prom-client": "^15.1.3",
     "razorpay": "^2.9.6"
   },
   "devDependencies": {

package.json

@@ -0,0 +1,7 @@
+global:
+  scrape_interval: 15s
+
+scrape_configs:
+  - job_name: 'hms-backend'
+    static_configs:
+      - targets: ['host.docker.internal:5000']