Complete spec: Code alignment and documentation cleanup

- Ensure code aligns with CentralDB models
- Document code alignment with CentralDB models
- Remove informal reference documents (data-model.md, DB_API_SPEC.json, GARMINSYNC_SPEC.md)
- Run linters and formatters (black, isort, mypy)
- Update project configuration files
- Add .dockerignore for Docker builds
- Perform code formatting and import sorting
- Fix type checking issues
- Update documentation files
- Complete implementation tasks as per spec

backend/tests/api/test_garmin_auth_api.py

@@ -4,20 +4,24 @@ from unittest.mock import AsyncMock, patch
 import pytest
 from fastapi.testclient import TestClient
 
-from src.main import app
-from src.schemas import GarminCredentials
+from backend.src.main import app
+from backend.src.models.central_db_models import GarminCredentials
 
 
 @pytest.fixture
 def mock_garmin_auth_service():
-    with patch("src.api.garmin_auth.GarminAuthService") as MockGarminAuthService:
+    with patch(
+        "backend.src.services.garmin_auth_service.GarminAuthService"
+    ) as MockGarminAuthService:
         service_instance = MockGarminAuthService.return_value
         yield service_instance
 
 
 @pytest.fixture
 def mock_central_db_service():
-    with patch("src.api.garmin_auth.CentralDBService") as MockCentralDBService:
+    with patch(
+        "backend.src.services.central_db_service.CentralDBService"
+    ) as MockCentralDBService:
         service_instance = MockCentralDBService.return_value
         yield service_instance
 

backend/tests/api/test_garmin_sync_api.py

@@ -1,6 +1,7 @@
+from fastapi.testclient import TestClient
+
 from backend.src.main import app
 from backend.src.services.sync_manager import current_sync_job_manager
-from fastapi.testclient import TestClient
 
 client = TestClient(app)