chore: configure renovate to group and automerge dependencies

.gitea/workflows/build.yml

@@ -79,7 +79,7 @@ jobs:
           fi
 
       - name: Build and push Docker image (release)
-        uses: docker/build-push-action@v7
+        uses: docker/build-push-action@v6
         with:
           context: .
           push: true
@@ -97,7 +97,7 @@ jobs:
         if: steps.version.outputs.IS_PRERELEASE == 'false'
 
       - name: Build and push Docker image (pre-release)
-        uses: docker/build-push-action@v7
+        uses: docker/build-push-action@v6
         with:
           context: .
           push: true

.gitea/workflows/sonarqube.yml

@@ -43,7 +43,7 @@ jobs:
             --output.checkstyle.path=golangci-lint-report.xml
 
       - name: SonarQube Scan
-        uses: SonarSource/sonarqube-scan-action@v7.1.0
+        uses: SonarSource/sonarqube-scan-action@v7.0.0
         env:
           SONAR_HOST_URL: ${{ secrets.SONARQUBE_HOST }}
           SONAR_TOKEN: ${{ secrets.SONARQUBE_TOKEN }}

Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.26.1-alpine AS go_builder
+FROM golang:1.26.0-alpine AS go_builder
 
 ARG VERSION=dev
 ARG BUILD_DATE=unknown