Add pre-commit with GiHub Action (#56)

* Update pyproject.toml

* add pre-commit

* Create .pre-commit-config.yaml

* Comment out ruff

* Update .pre-commit-config.yaml

* General formatting

* Create format-and-fail.yml

* Update ci.yml

* Add pre-commit to dev dependencies

* Update pyproject.toml

app/shared/user_groups.py

@@ -1,9 +1,16 @@
 import json
 import os
+from typing import Dict, List, Set
+
 import yaml
 from loguru import logger
-from pydantic import BaseModel, computed_field, field_validator, Field, model_validator
-from typing import Dict, List, Set
+from pydantic import (
+    BaseModel,
+    Field,
+    computed_field,
+    field_validator,
+    model_validator,
+)
 from typing_extensions import Self