chore: lint code

[amithad]

No description provided.

[Copilot]

Pull Request Overview

This PR updates example projects with development tooling and code formatting improvements. The changes include upgrading agentkernel from version 0.2.1 to 0.2.2, migrating from [project.optional-dependencies] to the newer [dependency-groups] syntax for development dependencies, and adding code formatting tools (black, isort, mypy) with standardized configurations. The code has been formatted consistently across all examples.

• Upgrades agentkernel dependency from 0.2.1 to 0.2.2
• Migrates to uv's dependency-groups syntax
• Adds development tooling (black, isort, mypy) with consistent configurations
• Applies code formatting fixes across multiple example files

Reviewed Changes

Copilot reviewed 67 out of 89 changed files in this pull request and generated 2 comments.

File	Description
Multiple uv.lock files	Updates dependency versions and adds new dev tools
Multiple pyproject.toml files	Migrates to dependency-groups and adds tool configurations
Python source files	Applies consistent code formatting (imports, spacing, line lengths)

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[Copilot]

Pull Request Overview

Copilot reviewed 78 out of 100 changed files in this pull request and generated 2 comments.

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