Add build workflow

Author: kungfux

.github/workflows/build.yml

@@ -0,0 +1,31 @@
+name: Build with NodeJS and Webpack
+
+on:
+  push:
+    branches: ['master', 'dev']
+  pull_request:
+    branches: ['master', 'dev']
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Use Node.js
+        uses: actions/setup-node@v3
+        with:
+          node-version: lts/*
+
+      - name: Build
+        run: |
+          npm install
+          npm run build
+
+      - name: Archive artifacts
+        uses: actions/upload-artifact@v3
+        with:
+          name: jira-automation-extension
+          path: |
+            dist/**/*.*