feat: add pwa support

package-lock.json

@@ -14,6 +14,7 @@
         "@angular/forms": "^20.3.15",
         "@angular/platform-browser": "^20.3.15",
         "@angular/router": "^20.3.15",
+        "@angular/service-worker": "^20.3.15",
         "rxjs": "~7.8.0",
         "tslib": "^2.3.0",
         "zone.js": "~0.15.0"
@@ -596,6 +597,25 @@
         "rxjs": "^6.5.3 || ^7.4.0"
       }
     },
+    "node_modules/@angular/service-worker": {
+      "version": "20.3.15",
+      "resolved": "https://registry.npmjs.org/@angular/service-worker/-/service-worker-20.3.15.tgz",
+      "integrity": "sha512-HCptODPVWg30XJwSueOz2zqsJjQ1chSscTs7FyIQcfuCTTthO35Lvz2Gtct8/GNHel9QNvvVwA5jrLjsU4dt1A==",
+      "license": "MIT",
+      "dependencies": {
+        "tslib": "^2.3.0"
+      },
+      "bin": {
+        "ngsw-config": "ngsw-config.js"
+      },
+      "engines": {
+        "node": "^20.19.0 || ^22.12.0 || >=24.0.0"
+      },
+      "peerDependencies": {
+        "@angular/core": "20.3.15",
+        "rxjs": "^6.5.3 || ^7.4.0"
+      }
+    },
     "node_modules/@babel/code-frame": {
       "version": "7.27.1",
       "resolved": "https://registry.npmjs.org/@babel/code-frame/-/code-frame-7.27.1.tgz",