github: Add nightly Antithesis run

.github/workflows/antithesis.yml

@@ -0,0 +1,31 @@
+name: antithesis
+
+on:
+  # Allows the workflow to be triggered manually
+  workflow_dispatch:
+  schedule:
+    - cron: "0 0 * * *"
+
+env:
+  ANTITHESIS_PASSWORD: ${{ secrets.ANTITHESIS_PASSWORD }}
+  ANTITHESIS_USER: ${{ secrets.ANTITHESIS_USER }}
+  ANTITHESIS_TENANT: ${{ secrets.ANTITHESIS_TENANT }}
+  ANTITHESIS_PASSWD: ${{ secrets.ANTITHESIS_PASSWD }}
+  ANTITHESIS_DOCKER_HOST: us-central1-docker.pkg.dev
+  ANTITHESIS_DOCKER_REPO: ${{ secrets.ANTITHESIS_DOCKER_REPO }}
+  ANTITHESIS_EMAIL: "penberg@turso.tech"
+  ANTITHESIS_REGISTRY_KEY: ${{ secrets.ANTITHESIS_REGISTRY_KEY }}
+
+jobs:
+  test:
+    runs-on: blacksmith
+
+    timeout-minutes: 30
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Publish workload 
+      run: ./scripts/antithesis/publish-workload.sh
+
+    - name: Launch experiment
+      run: ./scripts/antithesis/launch.sh