perf(deps): replace picocolors with styleText from node:util

[Timeless0911]

Summary

Replace picocolors with Node.js styleText and remove the package from the core and dts plugin build setup.

core now re-exports color from rslog, while plugin-dts uses an internal color helper built on node:util.

Related Links

• perf(deps): replace picocolors with styleText from node:util rsbuild#7126
• refactor: migrate color utilities to rslog package rsbuild#7299

Checklist

• Tests updated (or not required).
• Documentation updated (or not required).

[Copilot]

Pull request overview

Replace picocolors usage with built-in / internal color helpers, removing the prebundling/path indirection for picocolors in both core and plugin-dts.

Changes:

• Remove picocolors from core and plugin-dts build/prebundle/tsconfig path setups.
• Switch core to re-export color from rslog.
• Add a node:util styleText-based color helper in plugin-dts and update call sites.

Reviewed changes

Copilot reviewed 16 out of 17 changed files in this pull request and generated 3 comments.

Show a summary per file

File	Description
packages/plugin-dts/tsconfig.json	Removes picocolors path mapping now that it’s no longer used.
packages/plugin-dts/src/utils.ts	Introduces internal color helper built on node:util styleText.
packages/plugin-dts/src/tsgo.ts	Switches from picocolors import to internal color.
packages/plugin-dts/src/tsc.ts	Switches from picocolors import to internal color.
packages/plugin-dts/src/index.ts	Switches from picocolors import to internal color.
packages/plugin-dts/src/dts.ts	Switches from picocolors import to internal color.
packages/plugin-dts/src/apiExtractor.ts	Switches from picocolors import to internal color.
packages/plugin-dts/rslib.config.ts	Removes picocolors from externals map.
packages/plugin-dts/prebundle.config.mjs	Drops picocolors from prebundle dependencies and removes its prebundle hook.
packages/plugin-dts/package.json	Removes picocolors dependency.
packages/core/tsconfig.json	Removes picocolors path mapping.
packages/core/src/utils/color.ts	Re-exports color from rslog instead of picocolors.
packages/core/src/cli/commands.ts	Adds a guard before applying coloring to the title.
packages/core/rslib.config.ts	Removes picocolors from externals map.
packages/core/prebundle.config.mjs	Drops picocolors from prebundle dependencies and removes its prebundle hook.
packages/core/package.json	Removes picocolors dependency.

Files not reviewed (1)

• pnpm-lock.yaml: Language not supported