Add extractTerraformChanges filter plugin

[vim-zz]

trafficstars

Analyzes Terraform HCL file changes to extract highest privilege level from modified JIT access configurations. Returns 'rw' for read-write, 'ro' for read-only, or null if no JIT objects modified.

✨ PR Description

The purpose and impact of these changes is to introduce a new GitStream filter called extractTerraformChanges that analyzes Terraform HCL file changes to extract the highest privilege level from modified JIT access configurations.

Main changes:

• Implements a new filter function to parse Terraform HCL diffs and identify privilege changes in JIT objects
• Adds documentation, examples, and test cases for the new extractTerraformChanges filter
• Creates a configuration file for using the filter in GitStream automations

Generated by LinearB AI and added by gitStream. _{AI-generated content may contain inaccuracies. Please verify before using. We'd love your feedback! 🚀}

[gitstream-cm[bot]]

Please mark which AI tools you used for this PR by checking the appropriate boxes:

• [ ] GitHub Copilot
• [ ] Cursor
• [ ] ChatGPT
• [ ] Tabnine
• [ ] JetBrains AI Assistant
• [ ] VSCode IntelliCode
• [ ] Claude
• [ ] Gemini
• [x] Other AI tool
• [ ] No AI tools were used

Tip: If you want to avoid this comment in the future, you can add a label of the format 🤖 ai-* when creating your PR.