chore: add test dependencies group and update uv.lock

- Introduce `test` optional dependencies group in `uv.lock` for testing packages
- Add pytest, pytest-asyncio, pytest-cov, faker, freezegun, httpx, and related dependencies
- Include necessary metadata updates and package versions in `uv.lock`

Author: Pdzly

backend/pyproject.toml

@@ -29,6 +29,18 @@ migrations = [
 dev = [
     "ruff>=0.14.9",
 ]
+test = [
+    "pytest>=8.0.0",
+    "pytest-asyncio>=0.23.0",
+    "pytest-cov>=4.1.0",
+    "pytest-mock>=3.12.0",
+    "httpx>=0.26.0",
+    "faker>=22.0.0",
+    "freezegun>=1.4.0",
+    "pytest-env>=1.1.3",
+    "pytest-xdist>=3.5.0",
+    "coverage[toml]>=7.4.0",
+]
 
 [tool.uvicorn]
 factory = false
@@ -39,3 +51,14 @@ build-backend = "setuptools.build_meta"
 
 [tool.setuptools.packages]
 find = { where = ["."], include = ["app*", "files*", "alembic*"] }
+
+[tool.coverage.run]
+source = ["app"]
+omit = ["*/tests/*", "*/__pycache__/*", "*/alembic/*"]
+
+[tool.coverage.report]
+exclude_lines = [
+    "pragma: no cover",
+    "if TYPE_CHECKING:",
+    "raise NotImplementedError",
+]