Merge pull request #276 from jan-janssen/black

Simplify black action

.github/workflows/black.yml

@@ -1,29 +1,18 @@
-# This workflow will install Python dependencies, run tests and lint with a variety of Python versions
-# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions
+# This workflow is used to check the differences and find conflict markers or whitespace errors
 
 name: Black
 
 on:
   push:
     branches: [ main ]
   pull_request:
-    branches: [ main ]
 
 jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
-    - uses: conda-incubator/[email protected]
+    - uses: actions/checkout@v4
+    - uses: psf/black@stable
       with:
-        auto-update-conda: true
-        python-version: 3.9
-        channel-priority: strict
-        miniforge-variant: Mambaforge
-    - name: Setup
-      shell: bash -l {0}
-      run: |
-        conda install -c conda-forge black
-    - name: Test
-      shell: bash -l {0}
-      run: black --check gmailsorter
+        options: "--check --diff"
+        src: ./${{ github.event.repository.name }}