feat: add renovate + github action

Author: Superkooka

.github/workflow/renovate.yaml

@@ -0,0 +1,22 @@
+name: Renovate
+
+on:
+  schedule:
+    - cron: "0 4 * * 1" # Every Monday at 4:00 AM UTC
+  workflow_dispatch:
+
+jobs:
+  renovate:
+    name: Renovate
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Self-hosted Renovate
+        uses: renovatebot/github-action@v41
+        with:
+          configurationFile: renovate.json
+        env:
+          RENOVATE_TOKEN: ${{ secrets.RENOVATE_TOKEN }}
+ 

renovate.json

@@ -0,0 +1,64 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "extends": [
+    "config:recommended"
+  ],
+  "schedule": ["at any time"],
+  "timezone": "Europe/Paris",
+  "labels": ["dependencies"],
+  "assignees": [],
+  "reviewers": [],
+  "dependencyDashboard": true,
+  "dependencyDashboardTitle": "Renovate Dashboard",
+  "packageRules": [
+    {
+      "description": "Group all Kotlin-related updates together",
+      "matchPackagePrefixes": ["org.jetbrains.kotlin"],
+      "groupName": "Kotlin",
+      "automerge": false
+    },
+    {
+      "description": "Group all JOSDK updates together",
+      "matchPackagePrefixes": ["io.javaoperatorsdk"],
+      "groupName": "Java Operator SDK"
+    },
+    {
+      "description": "Group all Fabric8 updates together",
+      "matchPackagePrefixes": ["io.fabric8"],
+      "groupName": "Fabric8"
+    },
+    {
+      "description": "Require manual review for major updates",
+      "matchUpdateTypes": ["major"],
+      "automerge": false,
+      "labels": ["dependencies", "major-update"]
+    },
+    {
+      "description": "Group GitHub Actions updates",
+      "matchManagers": ["github-actions"],
+      "groupName": "GitHub Actions",
+      "automerge": true,
+      "automergeType": "pr",
+      "platformAutomerge": true
+    },
+    {
+      "description": "Group Gradle wrapper updates",
+      "matchManagers": ["gradle-wrapper"],
+      "groupName": "Gradle Wrapper",
+      "automerge": false
+    },
+    {
+      "description": "Group Jib base image updates (eclipse-temurin)",
+      "matchDatasources": ["docker"],
+      "matchPackageNames": ["eclipse-temurin"],
+      "groupName": "JRE Base Image",
+      "automerge": false
+    }
+  ],
+  "gradle": {
+    "enabled": true
+  },
+  "docker": {
+    "enabled": true
+  }
+}