Update linter

.github/workflows/lint.yml

@@ -2,21 +2,20 @@
 
 name: Awesome Lint
 
-# Controls when the workflow will run
 on:
-  # Triggers the workflow on push or pull request events but only for the "main" branch
   push:
     branches: [ "main" ]
   pull_request:
-    branches: [ "main" ]
-
-  # Allows you to run this workflow manually from the Actions tab
+    branches: [main]
+    paths:
+      - 'readme.md'
   workflow_dispatch:
-
 jobs:
   lint:
-    name: Lint
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/[email protected]
-      - uses: max/[email protected]
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+      - name: awesome-lint
+        run: ./.github/workflows/repo_linter.sh

.github/workflows/repo_linter.sh

@@ -0,0 +1,22 @@
+#!/bin/bash
+
+# Find the repo in the git diff and then set it to an env variables.
+REPO_TO_LINT=$(
+	git diff origin/main -- readme.md |
+	# Look for changes (indicated by lines starting with +).
+	grep ^+ |
+	# Get the line that includes the readme.
+	grep -Eo 'https.*#readme' |
+	# Get just the URL.
+	sed 's/#readme//')
+
+# If there's no repo found, exit quietly.
+if [ -z "$REPO_TO_LINT" ]; then
+	echo "No new link found in the format:  https://....#readme"
+else
+	echo "Cloning $REPO_TO_LINT"
+	mkdir cloned
+	cd cloned
+	git clone "$REPO_TO_LINT" .
+	npx awesome-lint
+fi