Merge pull request #275 from russellb/actionlint

Add actionlint workflow

.github/mergify.yml

@@ -28,6 +28,13 @@ pull_request_rules:
     - check-success=Shellcheck
     - check-success=markdown-lint
     - check-success=DCO
+    # If files are changed in .github/, the actionlint check must pass
+    - or:
+      - and:
+        # regex should match the one in .github/workflows/actionlint.yml
+        - files~=.github/.*$
+        - check-success=actionlint
+      - -files~=.github/.*$
   actions:
     merge:
       method: merge

.github/workflows/actionlint.yml

@@ -0,0 +1,24 @@
+name: Lint GitHub Actions workflows
+on:
+  push:
+    branches: ["main"]
+    paths:
+      - '.github/**'
+  pull_request:
+    branches: ["main"]
+    paths:
+      # This regex should match the one used for mergify policy in .github/mergify.yml
+      - '.github/**'
+
+jobs:
+  actionlint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Download actionlint
+        id: get_actionlint
+        run: bash <(curl https://raw.githubusercontent.com/rhysd/actionlint/main/scripts/download-actionlint.bash)
+        shell: bash
+      - name: Check workflow files
+        run: PATH=".:$PATH" make action-lint
+        shell: bash

.github/workflows/lint-jobs.yml

@@ -71,4 +71,4 @@ jobs:
           go-version-file: gobot/go.mod
       - name: Go Format
         run: |
-          [ -z "$(gofmt -l .)" ] || (echo "$(gofmt -l .)" && exit 1)
+          [ -z "$(gofmt -l .)" ] || (gofmt -l . && exit 1)