fix(workflow): Fix VSCE_PAT, test ubuntu with headless

Author: isnandar1471

.github/workflows/release.yml

@@ -63,7 +63,7 @@ jobs:
           files: ${{ steps.meta.outputs.vsix_file }}
 
       - name: Publish to VS Code Marketplace
-        run: npx vsce publish ${{ steps.meta.outputs.vsix_file }} --pat ${{ secrets.VSCE_TOKEN }}
+        run: npx vsce publish ${{ steps.meta.outputs.vsix_file }} --pat ${{ secrets.VSCE_PAT }}
 
       - name: Post release summary
         run: |

.github/workflows/test.yml

@@ -30,5 +30,13 @@ jobs:
       - name: Install dependencies
         run: npm install
 
+      - name: Setup headless display (Linux only)
+        if: runner.os == 'Linux'
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y xvfb
+          Xvfb :99 -screen 0 1024x768x24 &
+          echo "DISPLAY=:99" >> $GITHUB_ENV
+
       - name: Run tests
         run: npm test