ci: formatting checks

.forgejo/workflows/ci.yml

@@ -0,0 +1,15 @@
+on:
+  push:
+
+jobs:
+  sast:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+      - name: Install pipx
+        run: pip install pipx
+      - name: Check formatting
+        run: pipx run black . --check
+      - name: Check import ordering
+        run: pipx run isort . --check

.python-version

@@ -0,0 +1 @@
+3.12