From 5f69ba3919d32ed93c68bb6b8b70a516f2bb56a8 Mon Sep 17 00:00:00 2001
From: Jan Macku <jamacku@redhat.com>
Date: Tue, 16 Aug 2022 14:34:49 +0200
Subject: [PATCH] ci(lint): add shell linter - Differential ShellCheck

It performs differential ShellCheck scans and report results directly in
pull request.

documentation:
https://github.com/redhat-plumbers-in-action/differential-shellcheck

(inspired by commit
 https://github.com/systemd/systemd/commit/3f3c718e79abdac698ae90de5cd4c0560a0a75d4)

RHEL-only

Related: #2122499
---
 .github/workflows/differential-shellcheck.yml | 31 +++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 .github/workflows/differential-shellcheck.yml

diff --git a/.github/workflows/differential-shellcheck.yml b/.github/workflows/differential-shellcheck.yml
new file mode 100644
index 0000000000..fa94679b51
--- /dev/null
+++ b/.github/workflows/differential-shellcheck.yml
@@ -0,0 +1,31 @@
+---
+# https://github.com/redhat-plumbers-in-action/differential-shellcheck#readme
+
+name: Differential ShellCheck
+on:
+  pull_request:
+    branches:
+      - master
+      - rhel-8.*.0
+
+permissions:
+  contents: read
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+
+    permissions:
+      security-events: write
+      pull-requests: write
+
+    steps:
+      - name: Repository checkout
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+
+      - name: Differential ShellCheck
+        uses: redhat-plumbers-in-action/differential-shellcheck@v3
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}