@@ -1,9 +1,14 @@
 name: Continuous Integration
 
-on: [push, pull_request]
+on:
+  push:
+    branches:
+      - master
+  pull_request:
 
 jobs:
   build:
+    name: Code style and tests
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
@@ -20,3 +25,14 @@ jobs:
 
       - name: 💄 Code style
         run: npm run style
+
+  codespell:
+    name: Check for spelling errors
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: codespell-project/actions-codespell@master
+        with:
+          # file types to ignore
+          skip: "*.json,*.yml,DIRECTORY.md"
+          ignore_words_list: "ba,esy,yse"
@@ -1,7 +1,10 @@
 # This GitHub Action updates the DIRECTORY.md file (if needed) when doing a git push
 name: Update Directory
 
-on: [push]
+on:
+  push:
+    branches:
+      - master
 
 jobs:
   updateDirectory: