🩹 [Patch]: Improve IAT loading and storing of target info

[MariusStorhaug]

Description

This pull request includes updates to the PowerShell scripts for GitHub authentication and context management. The key changes enhance the handling of GitHub App tokens, add verbosity, and improve the flexibility of the authentication process.

Enhancements to Get-GitHubAppJSONWebToken function:

• Added begin, process, and end blocks to improve logging and structure. [1] [2]

Improvements to Connect-GitHubAccount function:

• Introduced a new Shallow parameter to avoid loading tokens for GitHub App installations.
• Removed default values for Owner and Repo parameters to enhance flexibility.
• Added logic to set TargetType, Enterprise, TargetName, Owner, and Repo from the GitHub event context.
• Updated context dictionary to include TargetType and TargetName.
• Replaced Get-GitHubApp with Connect-GitHubApp -Shallow:$Shallow for more consistent app connection handling.

Updates to Connect-GitHubApp function:

• Added a Shallow parameter to control whether to load full credentials or just metadata for GitHub App installations. [1] [2]

Modification to Set-GitHubContext function:

• Adjusted the context name format to include TargetType and TargetName for better clarity.

Type of change

• 📖 [Docs]
• 🪲 [Fix]
• 🩹 [Patch]
• ⚠️ [Security fix]
• 🚀 [Feature]
• 🌟 [Breaking change]

Checklist

• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas

[github-actions]

Module [GitHub - 0.11.4] published to the PowerShell Gallery.

[github-actions]

GitHub release for GitHub v0.11.4 has been created.