refactor(plugin-append-date): add jsdoc

[Mister-Hope]

No description provided.

[Copilot]

Pull Request Overview

This PR adds JSDoc annotations throughout the plugin-append-date source and enhances both English and Chinese documentation pages with more detailed option descriptions.

• Introduce JSDoc on interfaces and helper functions
• Update README docs to clearly describe available date formats
• Adjust default value formatting and wording consistency

Reviewed Changes

Copilot reviewed 7 out of 7 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
plugins/markdown/plugin-append-date/src/node/options.ts	Added JSDoc to AppendDatePluginOptions and standardized default quotes
plugins/markdown/plugin-append-date/src/node/formatDate.ts	Added JSDoc for getDateString, getTimeString, and getFullDateString
plugins/markdown/plugin-append-date/src/node/checkGitPlugin.ts	Added JSDoc for isGitPluginEnabled
plugins/markdown/plugin-append-date/src/node/appendDatePlugin.ts	Added JSDoc (with example) for appendDatePlugin
plugins/markdown/plugin-append-date/src/node/appendDate.ts	Added JSDoc for appendDateToPage
docs/zh/plugins/markdown/append-date.md	Expanded Chinese docs with per-format details
docs/plugins/markdown/append-date.md	Expanded English docs with per-format details and minor wording tweaks

Comments suppressed due to low confidence (6)

plugins/markdown/plugin-append-date/src/node/formatDate.ts:16

• Add an @returns tag to JSDoc to describe the returned YYYY-MM-DD string.

/**

plugins/markdown/plugin-append-date/src/node/formatDate.ts:26

• Add an @returns tag to JSDoc to describe the returned HH:mm:ss string.

/**

plugins/markdown/plugin-append-date/src/node/formatDate.ts:36

• Add an @returns tag to JSDoc to describe the returned full date-time string in YYYY-MM-DD HH:mm:ss format.

/**

plugins/markdown/plugin-append-date/src/node/checkGitPlugin.ts:7

• Add an @returns tag to JSDoc to explain that this function returns a boolean indicating if the git plugin is enabled.

/**

plugins/markdown/plugin-append-date/src/node/appendDatePlugin.ts:8

• Add an @returns tag to JSDoc to describe the returned PluginObject from appendDatePlugin.

/**

plugins/markdown/plugin-append-date/src/node/appendDate.ts:12

• Add an @returns tag to JSDoc to describe the returned Promise (e.g., Promise) of appendDateToPage.

/**