setup basic CI for renovate and other tests

Author: sdwilsh

.github/workflows/test.yml

@@ -0,0 +1,23 @@
+---
+name: Run Tests
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: earthly/actions-setup@v1.0.13
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          # renovate: datasource=docker depName=earthly/earthly
+          version: "0.8.13"
+      - uses: actions/checkout@v4.1.6
+      - name: Run tests
+        run: |
+          earthly +test
+        env:
+          EARTHLY_CI: true

renovate.json

@@ -14,6 +14,13 @@
       ],
       "versioningTemplate": "{{#if versioning}}{{versioning}}{{else}}semver{{/if}}"
     },
+    {
+      "customType": "regex",
+      "fileMatch": ["^.*\\.yml$"],
+      "matchStrings": [
+        "#\\s*renovate:\\s*datasource=(?<datasource>.*?)\\s+depName=(?<depName>.*?)\\s+version:\\s+\"(?<currentValue>.*?)\""
+      ]
+    },
     {
       "customType": "regex",
       "fileMatch": ["^earthly\\.sh$"],