*: update AGENTS.md and gitignore

[winoros]

What problem does this PR solve?

ref #63847

Problem Summary:

What changed and how does it work?

As the title says, a tiny change in these two files.

Check List

Tests

• Unit test
• Integration test
• Manual test (add detailed scripts or steps below)
• No need to test

  • I checked and no code files have been changed.

Side effects

• Performance regression: Consumes more CPU
• Performance regression: Consumes more Memory
• Breaking backward compatibility

Documentation

• Affects user behaviors
• Contains syntax changes
• Contains variable changes
• Contains experimental features
• Changes MySQL compatibility

Release note

Please refer to Release Notes Language Style Guide to write a quality release note.

None

[fixdb]

Can we add .cache and .trae

[winoros]

Oh, good idea! I added them.

[lance6716]

/lgtm

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: hawkingrei, lance6716

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[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2026-01-17 16:12:54.084783821 +0000 UTC m=+251201.698740677: ☑️ agreed by hawkingrei.
• 2026-01-19 06:44:17.005505115 +0000 UTC m=+389884.619461971: ☑️ agreed by lance6716.

[ti-chi-bot]

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[Copilot]

Pull request overview

This PR updates documentation and gitignore configurations. It improves the AGENTS.md file with better formatting and adds guidance about targeted test execution, and updates .gitignore to exclude personal configuration files and cache directories.

Changes:

• Fixed text formatting in AGENTS.md by adjusting line breaks and capitalizing "please" correctly
• Added guidance in AGENTS.md to prefer targeted test runs over full directory/package test execution
• Added .gitignore entries for personal config files, cache directories, and other local files

Reviewed changes

Copilot reviewed 1 out of 2 changed files in this pull request and generated no comments.

File	Description
AGENTS.md	Improved documentation formatting and added best practice guidance for running tests
.gitignore	Added patterns to ignore personal configuration files and local cache directories