Add renovate.json

.gitea/workflows/release.yaml

@@ -13,7 +13,7 @@ jobs:
         with:
           fetch-depth: 0
       - name: setup go
-        uses: actions/setup-go@v4
+        uses: actions/setup-go@v3
         with:
           go-version: '>=1.20.1'
       - name: Use Go Action

renovate.json

@@ -0,0 +1,3 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json"
+}