Test install/install-gui scripts (#8241)

.github/workflows/test-install-scripts.yml

@@ -0,0 +1,50 @@
+name: Test Install Scripts
+
+on:
+  push:
+    branches:
+      - main
+    tags:
+        - '**'
+  pull_request:
+    branches:
+      - '**'
+
+jobs:
+  test_scripts:
+    name: Test Install Scripts
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      max-parallel: 4
+      matrix:
+        python-version: [3.9]
+        os: [macOS-latest, ubuntu-latest]
+
+    steps:
+    - name: Cancel previous runs on the same branch
+      if: ${{ github.ref != 'refs/heads/main' }}
+      uses: styfle/cancel-workflow-action@0.9.1
+      with:
+        access_token: ${{ github.token }}
+
+    - name: Checkout Code
+      uses: actions/checkout@v2
+      with:
+        fetch-depth: 0
+
+    - name: Setup Python environment
+      uses: actions/setup-python@v2
+      with:
+        python-version: ${{ matrix.python-version }}
+
+    - name: Run install script
+      env:
+        INSTALL_PYTHON_VERSION: ${{ matrix.python-version }}
+        BUILD_VDF_CLIENT: "N"
+      run: sh install.sh
+
+    - name: Run install-gui script
+      run: |
+        . ./activate
+        sh install-gui.sh