Allows doing a pip install and uv compatabile

[cicorias]

Add pip installability support via pyproject.toml

Summary

This PR adds a pyproject.toml configuration file to enable direct installation of this package from Git using pip or uv.

Changes

• Added pyproject.toml with:
  • Project metadata and dependencies
  • Build system configuration using setuptools
  • Package discovery configuration to include only the python/ directory modules
  • Explicit module declarations for content_understanding_client and chapters_utility

Benefits

• Users can now install this package directly from GitHub without cloning the repository
• Simplifies dependency management for projects that use AzureContentUnderstandingClient
• Enables version pinning and integration with standard Python dependency management tools

Test Consumer Project

https://github.com/cicorias/cu-validation-01-content-understanding

Installation

After merge:

# Using pip
pip install git+https://github.com/Azure-Samples/azure-ai-content-understanding-python.git

# Using uv
uv pip install git+https://github.com/Azure-Samples/azure-ai-content-understanding-python.git

before merge to try now

pip install "git+https://github.com/cicorias/azure-ai-content-understanding-python-1.git@make-pip-install-friendly"

# with UV
uv pip install "git+https://github.com/cicorias/azure-ai-content-understanding-python-1.git@make-pip-install-friendly"

PIP

with UV