Fix CI

.github/workflows/ci.yml

@@ -2,13 +2,15 @@ on:
   push:
     branches:    
       - 'v2'
-steps:
-- uses: actions/checkout@v3
-- name: Install poetry
+jobs:
+  tests:
+    steps:
+    - uses: actions/checkout@v3
+    - name: Install poetry
       run: pipx install poetry
-- uses: actions/setup-python@v4
+    - uses: actions/setup-python@v4
       with:
         python-version: '3.10'
         cache: 'poetry'
-- run: poetry install
-- run: poetry run inv tests
+    - run: poetry install
+    - run: poetry run inv tests