add basic CI test to run lumi testbenches

.github/dependabot.yml

@@ -0,0 +1,11 @@
+version: 2
+updates:
+  # Maintain dependencies for GitHub Actions
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    groups:
+      actions:
+        patterns:
+          - "*"

.github/workflows/ci.yml

@@ -0,0 +1,38 @@
+name: Testbench CI
+on:
+  push:
+  # Runs on all PRs
+  pull_request:
+  # Manual Dispatch
+  workflow_dispatch:
+
+jobs:
+  testbench:
+    strategy:
+      fail-fast: false
+      matrix:
+        testbench: [lumi/testbench/test_lumi.py, lumi/testbench/test_lumi_rnd.py]
+
+    timeout-minutes: 30
+    continue-on-error: true
+    runs-on: ubuntu-latest
+    container:
+      image: ghcr.io/zeroasiccorp/sbtest:latest
+
+    steps:
+      - name: Check out UMI
+        uses: actions/checkout@v4
+        with:
+          submodules: recursive
+
+      - name: Install requirements
+        run:
+          python3 -m venv .venv
+          source .venv/bin/activate
+          python3 -m pip --upgrade pip
+          python3 -m pip install switchboard-hw
+
+      - name: Run {{ matrix.testbench }}
+        run:
+          source .venv/bin/activate
+          ./{{ matrix.testbench }}