Add Copilot release instructions and README install guidance

[Copilot]

• Verify whether the README typo feedback is already addressed in the latest branch state
• Apply the smallest possible README change only if the feedback is still pending
• Run focused validation for the affected documentation line
• Reply on the new review thread with the addressing commit and summarize the result

[Copilot]

Pull request overview

This PR adds repository-specific Copilot/release guidance and updates the README Quickstart install instruction to avoid version pinning (latest install), alongside a small wording cleanup.

Changes:

• Add .github/copilot-instructions.md documenting repo validation, release checklist, and packaging notes (including keeping README install commands unpinned).
• Update README Quickstart install instruction text.

Reviewed changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 1 comment.

File	Description
README.md	Adjusts Quickstart install text intended to keep installs unpinned and improve wording.
.github/copilot-instructions.md	Adds Copilot guidance for repo validation commands and release/versioning workflow.

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[nev21]

@copilot apply changes based on this feedback

[Copilot]

Applied in 9629439 — the README typo was fixed and the Quickstart line now reads Install the npm package: npm install @nevware21/ts-debug --save.

[nevware21-bot]

Approved by nevware21-bot

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 100.00%. Comparing base (e287c82) to head (6090246).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff            @@
##              main      #435   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files           26        26           
  Lines          458       458           
  Branches       113       113           
=========================================
  Hits           458       458           

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