ci: manual checkout without actions/checkout

.forgejo/workflows/test.yml

@@ -5,17 +5,15 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      - uses: https://github.com/actions/checkout@v4
+      - name: Checkout
+        run: |
+          git clone --depth 1 https://git.vainplex.dev/claudia.keller/cortex.git .
+          git checkout $GITHUB_SHA || true
 
-      - name: Install dependencies
+      - name: Install and test
         run: |
           python3 -m pip install -e . --break-system-packages
           python3 -m pip install pytest --break-system-packages
-
-      - name: Run tests
-        run: python3 -m pytest tests/ -v --tb=short
-
-      - name: Smoke test CLI
-        run: |
+          python3 -m pytest tests/ -v --tb=short
           cortex version
-          cortex triage score "test task"
+          cortex triage score "CI test"