feat(bases): migrate from vault to upstream

Signed-off-by: Aaron Pham <contact@aarnphm.xyz>

docs/plugins/BasePage.md

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+---
+title: BasePage
+tags:
+  - plugin/emitter
+---
+
+This plugin emits pages for each view defined in `.base` files. See [[bases]] for usage.
+
+> [!note]
+> For information on how to add, remove or configure plugins, see the [[configuration#Plugins|Configuration]] page.
+
+Pages use `defaultListPageLayout` from `quartz.layout.ts` with `BaseContent` as the page body. To customize the layout, edit `quartz/components/pages/BaseContent.tsx`.
+
+## API
+
+- Category: Emitter
+- Function name: `Plugin.BasePage()`.
+- Source: [`quartz/plugins/emitters/basePage.tsx`](https://github.com/jackyzha0/quartz/blob/v4/quartz/plugins/emitters/basePage.tsx).

docs/plugins/ObsidianBases.md

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+---
+title: ObsidianBases
+tags:
+  - plugin/transformer
+---
+
+This plugin parses `.base` files and compiles them for rendering. See [[bases]] for usage.
+
+> [!note]
+> For information on how to add, remove or configure plugins, see the [[configuration#Plugins|Configuration]] page.
+
+## Configuration
+
+- `emitWarnings`: If `true` (default), emits parse errors and type mismatches as warnings during build.
+
+## API
+
+- Category: Transformer
+- Function name: `Plugin.ObsidianBases()`.
+- Source: [`quartz/plugins/transformers/bases.ts`](https://github.com/jackyzha0/quartz/blob/v4/quartz/plugins/transformers/bases.ts).