Add GitHub action to run black

.github/workflows/linters.yml

@@ -0,0 +1,12 @@
+name: Linters
+
+on: [push, pull_request]
+
+jobs:
+  black:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: psf/black@stable
+        with:
+          options: "--check --verbose"