ci: add black linter
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index de5577a..c67c0e8 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -30,3 +30,14 @@
           name: test-log
           path: /tmp/gotest.log
           if-no-files-found: error
+
+  black:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout project
+        uses: actions/checkout@v3.0.2
+
+      - name: Run "Black"
+        uses: psf/black@stable
+        with:
+          src: ./atmosphere