Upgrade dependencies

[cyanzhong]

No description provided.

[Copilot]

🟡 Changes recommended

The upgrade duplicates KaTeX in the production bundle and introduces unconfigured third-party registry URLs.

1 open finding

• Duplicate KaTeX versions bundled due to incompatible markedit-katex · New

What changed in this PR

Upgrades core dependencies and adapts build, typing, rendering, and CI integration.

Changes:

• Upgrades Vite, TypeScript, KaTeX, YAML, and related dependencies.
• Migrates build configuration to Rolldown and adds type checking.
• Adds KaTeX and bundle validation tests.

File	Description
.github/​workflows/​lint-and-test.yml	Runs type checking in CI.
README.md	Documents type checking.
package.json	Upgrades dependencies and build scripts.
src/​features/​frontMatter.ts	Updates Markdown-It type import.
src/​quicklook/​shim.ts	Generalizes build-banner documentation.
src/​render.ts	Shares KaTeX 0.19 with the Markdown plugin.
styles/​katex.css	Synchronizes KaTeX 0.19 styles.
tests/​build.test.ts	Validates styles and generated bundles.
tests/​render.test.ts	Tests KaTeX 0.19 rendering.
tsconfig.json	Expands TypeScript checking scope.
vite.config.mts	Migrates banner configuration to Rolldown.
yarn.lock	Locks upgraded dependency versions.

🧠 Review effort: Balanced

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[Copilot]

🟡 Changes recommended

The lockfile unexpectedly routes many packages through an unconfigured third-party registry mirror.

0 open findings

1 resolved since last review

• Duplicate KaTeX versions bundled due to incompatible markedit-katex

🧠 Review effort: Balanced

---

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[Copilot]

🟡 Changes recommended

The Vite configuration currently drops host-provided externals by defining conflicting legacy and new bundler option keys.

1 open finding

• Keep host externals under rollupOptions until base config migrates · New

🧠 Review effort: Balanced

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