Add Coding Standards Drift Control extension to community catalog

[mnriem]

Summary

Add the Coding Standards Drift Control extension (coding-standards-drift-control) to the community catalog.

Validation

• ✅ Repository is public: https://github.com/benizzio/spec-kit-coding-standards-drift-control
• ✅ extension.yml manifest present
• ✅ README.md present
• ✅ LICENSE file present (MIT)
• ✅ GitHub release v0.3.1 exists
• ✅ Download URL follows archive/refs/tags/vX.Y.Z.zip pattern
• ✅ Extension ID is lowercase-with-hyphens
• ✅ Version follows semver (0.3.1)
• ✅ All submission checklists checked

Changes

• extensions/catalog.community.json — new entry in alphabetical order, catalog updated_at bumped
• docs/community/extensions.md — new row in community extensions table

Closes #2923
cc @benizzio

[Copilot]

Pull request overview

Adds the Coding Standards Drift Control community extension (coding-standards-drift-control) to Spec Kit’s community extension catalog and documentation so it becomes discoverable and listed for users.

Changes:

• Bumped the community catalog updated_at timestamp.
• Added a new coding-standards-drift-control entry to extensions/catalog.community.json (sorted by extension ID).
• Added a corresponding row to the Community Extensions table in docs/community/extensions.md (sorted by extension name).

Show a summary per file

File	Description
extensions/catalog.community.json	Updates catalog timestamp and adds the new extension metadata entry.
docs/community/extensions.md	Adds the new extension to the Community Extensions table for documentation/discoverability.

Copilot's findings

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• Files reviewed: 2/2 changed files
• Comments generated: 0

[mnriem]

Thank you!