feat(ci): adding publish workflow to pack extension into a crx file

.github/workflows/build.yml

@@ -1,9 +1,12 @@
 name: Build and Test
 
 on:
-  push:
-    branches:
-      - main
+  workflow_call: # Will be triggered by the build and publish new version workflow
+    inputs:
+      publish:
+        type: boolean
+        required: true
+        description: Whether to publish the artifact
   pull_request:
     branches:
       - main
@@ -33,4 +36,11 @@ jobs:
         run: pnpm lint
 
       - name: Build
-        run: pnpm build
+        run: pnpm build
+
+      - name: Output artifact
+        if: ${{ github.event.inputs.publish_artifact == 'true' }}
+        uses: actions/upload-artifact@v2
+        with:
+          name: dist
+          path: dist

.github/workflows/publish.yml

@@ -0,0 +1,39 @@
+name: Publish Workflow
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v2
+
+      - name: Build
+        uses: ./.github/workflows/build.yml
+  publish:
+    needs: build
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Download Artifact
+        uses: actions/download-artifact@v2
+        with:
+          name: dist 
+          path: dist/
+
+      - name: Install npm crx
+        run: npm install -g crx
+
+      - name: Create Extension
+        run: crx pack dist/
+
+      - name: Publish Extension
+        uses: actions/upload-artifact@v2
+        with:
+          name: sync-video-rtc
+          path: sync-video-rtc.crx