Generate the extension vsix for each build

added the stage Generate .vsix package and Upload VSIX artifact in build.yaml file. Here we are testing in 2 os mac and ubuntu-latest. Hence triggering is enabled for all the branches .

Signed-off-by: lavanyaj3 <[email protected]>

.github/workflows/build.yaml

@@ -4,7 +4,11 @@ name: CI
 # Triggers the workflow on all pushes or pull requests on the main branch
 on:
   push:
+    branches: 
+      - '**'
   pull_request:
+    branches: 
+      - '**'
 
 # A workflow run is made up of one or more jobs that can run sequentially or in parallel
 jobs:
@@ -34,8 +38,20 @@ jobs:
       - name: Run build
         run: npm run package
 
+      # Generate .vsix package for the extension
+      - name: Generate .vsix package
+        run: |
+          npm install -g @vscode/vsce
+          vsce package
+
+      - name: Upload VSIX artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: vscode-granite-vsix-${{ runner.os }}-${{ github.run_id }}  # Unique name with OS and run ID
+          path: "./vscode-granite-*.vsix"
+
       # Run tests
       - name: Run Test
         uses: coactions/setup-xvfb@b6b4fcfb9f5a895edadc3bc76318fae0ac17c8b3 #v1.0.1
         with:
-          run: npm test
+          run: npm test