CI: Attempt to run installer.

.github/workflows/install.yml

@@ -0,0 +1,37 @@
+name: Install Test
+
+on:
+  pull_request:
+  push:
+    branches:
+      - main
+
+jobs:
+  test:
+    name: Python ${{ matrix.python }}
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python: ['3.9', '3.10', '3.11']
+
+    steps:
+      - name: Checkout Code
+        uses: actions/checkout@v3
+
+      - name: Set up Python ${{ matrix.python }}
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ matrix.python }}
+
+      - name: Stub files
+        run: |
+          mkdir -p /boot/firmware
+          touch /boot/firmware/config.txt
+          touch raspi-config
+          chmod +x raspi-config
+          echo `pwd` >> $GITHUB_PATH
+
+      - name: Run Tests
+        run: |
+          ./install.sh --unstable --force
+