Add renovate.json

.github/workflows/publish-immutable-actions.yml

@@ -17,4 +17,4 @@ jobs:
         uses: actions/checkout@v5
       - name: Publish
         id: publish
-        uses: actions/publish-immutable-action@v0.0.4
+        uses: actions/publish-immutable-action@0.0.3

.github/workflows/release-new-action-version.yml

@@ -24,7 +24,7 @@ jobs:
     steps:
     - name: Update the ${{ env.TAG_NAME }} tag
       id: update-major-tag
-      uses: actions/publish-action@v0.4.0
+      uses: actions/publish-action@v0.3.0
       with:
         source-tag: ${{ env.TAG_NAME }}
         slack-webhook: ${{ secrets.SLACK_WEBHOOK }}

renovate.json

@@ -0,0 +1,6 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "extends": [
+    "config:recommended"
+  ]
+}