Configure spell checker

Author: jsoref

.github/workflows/spelling.yml

@@ -0,0 +1,20 @@
+name: Spell checking
+on: [pull_request, push]
+
+jobs:
+  build:
+    name: Spell checking
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2.0.0
+      with:
+        fetch-depth: 0
+    - uses: actions/checkout@v2.0.0
+      with:
+        path: .git/spell-check
+        ref: spelling-data-lorem
+    - uses: check-spelling/check-spelling@0.0.4-alpha
+      env:
+        bucket: .git
+        project: spell-check
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}