From 9407eb958d8cf4af40dac6b535f07b59dc4067d2 Mon Sep 17 00:00:00 2001
From: Michael Vetter <jubalh@iodoru.org>
Date: Sat, 21 Mar 2026 00:41:16 +0100
Subject: [PATCH] ci: Add linter to make sure we use Conventional Commits

This will make it easier for us to write Changelogs for example.
See https://www.conventionalcommits.org/en/v1.0.0.
Also mentioned in the CONTRIBUTING.md

Signed-off-by: Michael Vetter <jubalh@iodoru.org>
---
 .commitlintrc.json                | 23 +++++++++++++++++++++++
 .github/workflows/commit-lint.yml | 17 +++++++++++++++++
 2 files changed, 40 insertions(+)
 create mode 100644 .commitlintrc.json
 create mode 100644 .github/workflows/commit-lint.yml

diff --git a/.commitlintrc.json b/.commitlintrc.json
new file mode 100644
index 00000000..8c6c4297
--- /dev/null
+++ b/.commitlintrc.json
@@ -0,0 +1,23 @@
+{
+  "extends": ["@commitlint/config-conventional"],
+  "rules": {
+    "type-enum": [
+      2,
+      "always",
+      [
+        "feat",
+        "fix",
+        "docs",
+        "style",
+        "refactor",
+        "perf",
+        "tests",
+        "build",
+        "ci",
+        "chore",
+        "cleanup"
+      ]
+    ],
+    "subject-case": [0]
+  }
+}
diff --git a/.github/workflows/commit-lint.yml b/.github/workflows/commit-lint.yml
new file mode 100644
index 00000000..c32dc3e8
--- /dev/null
+++ b/.github/workflows/commit-lint.yml
@@ -0,0 +1,17 @@
+name: "Commits"
+
+on:
+  pull_request:
+    branches: [master]
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          # Applies to all commits
+          fetch-depth: 0
+
+      - name: "Conventional Commits"
+        uses: wagoid/commitlint-github-action@v6