Initial commit of default Renovate config.

default.json

@@ -0,0 +1,57 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "extends": [
+    "config:recommended",
+    ":automergePr",
+    ":automergePatch",
+    ":automergeRequireAllStatusChecks",
+    "default:semanticCommits",
+    "default:prHourlyLimitNone",
+    "default:prConcurrentLimit10",
+    "docker:pinDigests",
+    "helpers:pinGitHubActionDigestsToSemver",
+    "preview:dockerCompose",
+    "schedule:nonOfficeHours",
+    ":rebaseStalePrs",
+    ":separateMultipleMinorReleases",
+    ":separatePatchReleases"
+  ],
+  "description": "Presets for Docker Hosts and Git Actions",
+  "dependencyDashboardHeader": "### 🔧 Renovate Dashboard\n\n- ✅ Patch updates will be created and auto-merged automatically.\n- 📝 Minor and Major updates will appear here first. Approve them to generate PRs.\n- 🏷️ Labels `update:patch`, `update:minor`, and `update:major` mark update types.\n",
+  "dependencyDashboardAutoclose": true,
+  "labels": ["dependencies", "renovate"],
+  "commitMessagePrefix": "🔧 Renovate:",
+  "branchNameStrict": true,
+  "branchPrefix": "renovate/",
+  "branchTopic": "{{manager}}/{{depName}}-{{newVersion}}",
+  "commitMessageAction": "Update ({{updateType}})",
+  "commitMessageTopic": "{{manager}}/{{depName}} to {{newVersion}}",
+  "prBodyNotes": [
+    "### ⚡ Renovate Update Info",
+    "- **Update Type:** {{updateType}}",
+    "- **Automerge:** {{#if isAutomerge}}✅ This update will be auto-merged once all checks pass{{else}}🛑 This update requires manual approval{{/if}}"
+  ],
+  "enabledManagers": ["docker-compose"],
+  "major": {
+    "dependencyDashboardApproval": true
+  },
+  "minor": {
+    "dependencyDashboardApproval": true
+  },
+  "versioning": "docker",
+  "packageRules": [
+    {
+      "description": "Alpine-based images only update to Alpine-based versions",
+      "matchDatasources": [
+        "docker"
+      ],
+      "matchManagers": [
+        "docker-compose"
+      ],
+      "matchPackageNames": [
+        ".*"
+      ],
+      "allowedVersions": "/alpine/i"
+    }
+  ]
+}