alpha release 0.0.1a3

[lilyydu]

No description provided.

[Copilot]

Pull Request Overview

This PR bumps all package versions from 0.0.1a2 to 0.0.1a3 for the alpha release and updates the minimum required uv version.

• Version bump from 0.0.1a2 to 0.0.1a3 across all Microsoft Teams packages
• Updated minimum uv version requirement from 0.4.27 to 0.8.11

Reviewed Changes

Copilot reviewed 7 out of 8 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
packages/graph/pyproject.toml	Version bump to 0.0.1a3
packages/devtools/pyproject.toml	Version bump to 0.0.1a3
packages/common/pyproject.toml	Version bump to 0.0.1a3
packages/cards/pyproject.toml	Version bump to 0.0.1a3
packages/apps/pyproject.toml	Version bump to 0.0.1a3
packages/api/pyproject.toml	Version bump to 0.0.1a3
README.md	Updated minimum uv version requirement

---

_{Tip: Customize your code reviews with copilot-instructions.md. Create the file or learn how to get started.}