Cleaned up code

[spietras]

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[Copilot]

Pull request overview

This PR updates project dependencies and improves type hints, as suggested by the title "Cleaned up code". The changes include dependency version bumps for production and development packages, more flexible type hints using abstract types, and configuration to suppress testcontainers deprecation warnings.

Key Changes:

• Updated multiple production dependencies (litestar, typer, uvicorn) and development dependencies (pytest, faker, polyfactory, etc.) to their latest versions
• Improved type hints by using Sequence and Mapping instead of list and dict for better flexibility
• Added environment variable to suppress testcontainers deprecation warnings in Nix development shells

Reviewed changes

Copilot reviewed 13 out of 13 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
src/uv.lock.jinja	Updated lock file with new versions for production dependencies (litestar 2.19.0, typer 0.21.0, uvicorn 0.40.0) and development dependencies (anyio, certifi, faker, pytest, polyfactory, rich-click, tzdata, urllib3), plus transitive dependency updates
src/pyproject.toml.jinja	Updated production dependency version constraints to match the lock file updates
src/tests/utils/waiting/conditions.py	Improved type hints by changing from list[str] to Sequence[str] and dict[str, str] to Mapping[str, str] for more flexible parameter types
src/tests/utils/containers.py	Changed type hint from list[str] to Sequence[str] for command parameter consistency
src/flake.nix.jinja	Added PYTHONWARNINGS environment variable to suppress testcontainers deprecation warnings in dev and test shells with reference to upstream issue

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