chore(ci): add renovate validation workflow (#168)

.github/workflows/docker-image-push.yml

@@ -25,7 +25,7 @@ jobs:
       fail-fast: false
     steps:
       - name: Checkout
-        uses: actions/checkout@v1
+        uses: actions/checkout@v3
         with:
           fetch-depth: 0
 

.github/workflows/docker-image-test.yml

@@ -1,10 +1,33 @@
+---
 name: Test docker containers
 
 on:
   pull_request:
 
 jobs:
+  diff:
+    name: Check if Dockerfile changed
+    runs-on: ubuntu-latest
+    outputs:
+      did_change: ${{ steps.diff.outputs.any_changed }}
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+
+      - name: Check for changes
+        id: diff
+        run: |
+          if [[ $(git diff --name-only "origin/${GITHUB_BASE_REF}" -- Dockerfile | wc -l) -gt 0 ]]; then
+            echo "any_changed=true" >> "$GITHUB_OUTPUT"
+          else
+            echo "any_changed=false" >> "$GITHUB_OUTPUT"
+          fi
+
   build:
+    needs: [diff]
+    if: ${{ needs.diff.outputs.did_change == 'true' }}
     name: Build
     runs-on: ubuntu-latest
     strategy:
@@ -18,6 +41,8 @@ jobs:
 
       - name: Checkout
         uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
 
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v1
@@ -58,3 +83,12 @@ jobs:
       - name: Logs
         if: always()
         run: docker logs thelounge
+
+  # This job is used for branch protection rule
+  build-check:
+    name: Build check
+    runs-on: ubuntu-latest
+    needs: build
+    if: 'failure() || cancelled()'
+    steps:
+      - run: exit 1

.github/workflows/validate.yml

@@ -0,0 +1,34 @@
+---
+name: Validate Renovate config
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+jobs:
+  validate:
+    name: Validate renovate config
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+
+      - name: Check for changes
+        id: diff
+        run: |
+          if [[ $(git diff --name-only "origin/${GITHUB_BASE_REF}" -- renovate.json | wc -l) -gt 0 ]]; then
+            echo "any_changed=true" >> "$GITHUB_OUTPUT"
+          else
+            echo "any_changed=false" >> "$GITHUB_OUTPUT"
+          fi
+
+      - shell: bash
+        if: ${{ steps.diff.outputs.any_changed == 'true' }}
+        run: |
+          set +o pipefail
+          npx -y -p renovate -c renovate-config-validator \
+            | tee /dev/stderr \
+            | grep -Evz '(ERROR|could not be parsed)'

renovate.json

@@ -12,7 +12,8 @@
                 "THELOUNGE_VERSION\\??=(?<currentValue>[^\\s]+)"
             ],
             "datasourceTemplate": "npm",
-            "packageNameTemplate": "thelounge"
+            "packageNameTemplate": "thelounge",
+            "depNameTemplate": "thelounge"
         }
     ],
     "packageRules": [