195 switch project to uv

[grillazz]

No description provided.

[Copilot]

PR Overview

This PR updates the project configuration and CI workflows to switch from Poetry to uv, reflecting a migration of the project build and test process. Key changes include:

• Updating the GitHub Actions workflow to use uv for running tests and changing environment variables (e.g. POSTGRES_USER).
• Converting pyproject.toml from a Poetry-managed configuration to the new PEP 621 [project] format.

Reviewed Changes

File	Description
.github/workflows/build-and-test.yml	Updated workflow steps to introduce uv-based commands and change the database user.
pyproject.toml	Converted configuration from Poetry to the new PEP 621 standard.

Copilot reviewed 5 out of 5 changed files in this pull request and generated no comments.

Comments suppressed due to low confidence (2)

.github/workflows/build-and-test.yml:10

• [nitpick] The job name 'build' may be ambiguous since its steps primarily focus on testing. Consider renaming the job to 'test' for clarity if it is intended solely for running tests.

build:

pyproject.toml:33

• The removal of the build-system section might cause issues with packaging and building the project. Please add an appropriate build-system configuration (including required build-backend and requirements) to comply with PEP 621.

"pendulum @ git+https://github.com/sdispater/pendulum.git@develop"