added github action

.github/workflows/webpack.yml

@@ -0,0 +1,44 @@
+name: Build & Package
+
+on:
+  project:
+    types: [closed]
+  pull_request:
+    types: [closed]
+  release:
+    types: [published]
+  workflow_dispatch:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [16.x]
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v1
+        with:
+          node-version: ${{ matrix.node-version }}
+
+      - name: Install Libraries
+        run: |
+          npm install
+          cd spfx
+          npm install
+          cd ..
+
+      - name: Build
+        run: |
+          npm run all
+
+      - name: Artifacts
+        uses: actions/upload-artifact@v2
+        with:
+          name: artifacts
+          path: |
+            sharepoint/solution/better-hero.sppkg

config/package-solution.json

@@ -3,7 +3,7 @@
   "solution": {
     "name": "better-hero-client-side-solution",
     "id": "77645465-e030-47de-99c9-07f4f53f3b68",
-    "version": "1.0.0.0",
+    "version": "0.0.0.1",
     "includeClientSideAssets": true,
     "skipFeatureDeployment": true,
     "isDomainIsolated": false,

package.json

@@ -9,7 +9,9 @@
   "scripts": {
     "build": "gulp bundle",
     "clean": "gulp clean",
-    "test": "gulp test"
+    "test": "gulp test",
+    "package": "gulp clean && gulp build --ship && gulp bundle --ship && gulp package-solution --ship"
+
   },
   "dependencies": {
     "@microsoft/sp-component-base": "1.18.2",