Download kpt in demo functions CD workflow

Author: frankfarzan

.github/workflows/release-demo-functions.yaml

@@ -12,31 +12,33 @@ jobs:
       matrix:
         node-version: [12.x]
     steps:
-    - uses: actions/checkout@v1
-    - name: Set up gcloud
-      uses: GoogleCloudPlatform/github-actions/setup-gcloud@master
-      with:
-          version: '275.0.0'
+      - uses: actions/checkout@v1
+      - name: Set up gcloud
+        uses: GoogleCloudPlatform/github-actions/setup-gcloud@master
+        with:
+          version: "275.0.0"
           service_account_email: ${{ secrets.GCP_SA_EMAIL }}
           service_account_key: ${{ secrets.GCP_SA_KEY }}
-    - run: gcloud auth configure-docker
-    - name: Use Node.js ${{ matrix.node-version }}
-      uses: actions/setup-node@v1
-      with:
-        node-version: ${{ matrix.node-version }}
-    - name: Install NPM packages
-      run: |
-        cd ts/demo-functions
-        npm ci
-        npm test
-    - name: Build docker images
-      run: |
-        cd ts/demo-functions
-        npm run kpt:docker-build -- --tag=latest
-    - name: Run all e2e tests
-      run: |
-        TAG=latest tests/e2e.sh
-    - name: Push docker images
-      run: |
-        cd ts/demo-functions
-        npm run kpt:docker-push -- --tag=latest
+      - run: gcloud auth configure-docker
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v1
+        with:
+          node-version: ${{ matrix.node-version }}
+      - name: Install NPM packages
+        run: |
+          cd ts/demo-functions
+          npm ci
+          npm test
+      - name: Build docker images
+        run: |
+          cd ts/demo-functions
+          npm run kpt:docker-build -- --tag=latest
+      - name: Run all e2e tests
+        run: |
+          sudo curl https://storage.googleapis.com/kpt-dev/latest/linux_amd64/kpt -o /usr/local/bin/kpt
+          sudo chmod +x /usr/local/bin/kpt
+          TAG=latest tests/e2e.sh
+      - name: Push docker images
+        run: |
+          cd ts/demo-functions
+          npm run kpt:docker-push -- --tag=latest