ci: add build and deploy script with app base-href

.github/workflows/deploy-to-gh-pages.yml

@@ -16,4 +16,4 @@ jobs:
             ACCESS_TOKEN: ${{ secrets.ACCESS_TOKEN }}
             BRANCH: gh-pages
             FOLDER: dist/iptv-player
-            BUILD_SCRIPT: npm install && npm run-script build
+            BUILD_SCRIPT: npm install && npm run-script build-and-deploy

package.json

@@ -5,6 +5,7 @@
         "ng": "ng",
         "start": "ng serve",
         "build": "ng build",
+        "build-and-deploy": "ng build --prod --base-href '/my-iptv-player-pwa'",
         "test": "ng test",
         "lint": "ng lint",
         "e2e": "ng e2e"