dev(ci): use doomemacs/ci commit linter

And move repo-specific linter config into .github/ci.el

.github/ci.el

@@ -0,0 +1,35 @@
+;;; ci.el -*- lexical-binding: t; no-byte-compile: t; -*-
+;;; Commentary:
+;;; Code:
+
+;;; Types
+(add-to-list 'doom-cli-commit-types 'module)
+(add-to-list 'doom-cli-commit-scopeless-types 'module)
+
+
+;;; Scopes
+(add-to-list 'doom-cli-commit-scopes "cli")
+(add-to-list 'doom-cli-commit-scopes "lib")
+(add-to-list 'doom-cli-commit-scopes "docs")
+(add-to-list 'doom-cli-commit-scopes #'ci-module-scope)
+(add-to-list 'doom-cli-commit-scopes #'ci-docs-scope)
+
+
+;;; Helpers
+(cl-defun ci-module-scope (scope (&key type))
+  "Only allow :CATEGORY or MODULE scopes if they actually exist."
+  (seq-find (doom-rpartial
+             #'doom-glob (if (string-prefix-p ":" scope)
+                             (format "%s" (substring scope 1))
+                           (format "*/%s" scope)))
+            doom-modules-dirs))
+
+(cl-defun ci-docs-scope (scope (&key type))
+  "Allow any filename in docs/* as a scope for docs commits."
+  (when (eq type 'docs)
+    (member scope
+            (cons "install"
+                  (mapcar #'file-name-base
+                          (doom-glob doom-docs-dir "*.org"))))))
+
+;;; ci.el ends here

.github/workflows/lint-commits.yml

@@ -0,0 +1,5 @@
+name: Lint commits
+on: [push, pull_request]
+jobs:
+  lint-commits:
+    uses: doomemacs/ci/.github/workflows/lint-commits.yml@legacy

.github/workflows/lint.yml

@@ -1,18 +0,0 @@
-name: Commit linter
-on:
-  pull_request:
-jobs:
-  lint-commits:
-    timeout-minutes: 10
-    runs-on: ubuntu-latest
-    steps:
-      - uses: styfle/cancel-workflow-action@0.9.1
-        with:
-          access_token: ${{ github.token }}
-      - uses: purcell/setup-emacs@master
-        with:
-          version: 27.2
-      - uses: actions/checkout@v2.3.1
-        with:
-          fetch-depth: 0
-      - run: bin/doom ci lint-commits ${{ github.event.pull_request.base.sha }} ${{ github.event.pull_request.head.sha }}