Update actions' versions and change web build href

.github/workflows/gh-pages.yml

@@ -15,7 +15,7 @@ jobs:
     
     steps:
     - name: Checkout code
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3.6.0
 
     # - name: Cache Flutter dependencies
     #   uses: actions/cache@v1
@@ -23,7 +23,7 @@ jobs:
     #     path: /opt/hostedtoolcache/flutter
     #     key: ${{ runner.OS }}-flutter-install-cache-${{ env.flutter_version }}
     - name: Install Flutter
-      uses: subosito/flutter-action@v2
+      uses: subosito/flutter-action@v2.10.0
       with:
         channel: 'stable' 
     
@@ -37,10 +37,10 @@ jobs:
     #   run: flutter test
     
     - name: Build release project
-      run: flutter build web
+      run: flutter build web --base-href "/IIITB_Menu/"
 
     - name: Upload production-ready build files
-      uses: actions/upload-artifact@v2
+      uses: actions/upload-artifact@v3.1.2
       with:
         name: production-files
         path: ./build/web
@@ -53,13 +53,13 @@ jobs:
     
     steps:
     - name: Download artifact
-      uses: actions/download-artifact@v2
+      uses: actions/download-artifact@v2.1.1
       with:
         name: production-files
         path: ./build
 
     - name: Deploy to gh-pages
-      uses: peaceiris/actions-gh-pages@v3
+      uses: peaceiris/actions-gh-pages@v3.1.12
       with:
         github_token: ${{ secrets.GITHUB_TOKEN }}
         publish_dir: ./build