feat: integrate community PageType plugins (Phase D Step 6)

Replace old page-rendering emitters with PageTypeDispatcher emitter
and pageTypes array. Restructure quartz.layout.ts from three separate
exports to unified layout object with defaults and byPageType record.
Install content-page, folder-page, tag-page community plugins.

quartz.config.ts

@@ -1,11 +1,8 @@
 import { QuartzConfig } from "./quartz/cfg"
 import * as Plugin from "./quartz/plugins"
+import * as ExternalPlugin from "./.quartz/plugins"
+import { layout } from "./quartz.layout"
 
-/**
- * Quartz 5 Configuration
- *
- * See https://quartz.jzhao.xyz/configuration for more information.
- */
 const config: QuartzConfig = {
   configuration: {
     pageTitle: "Quartz 5",
@@ -77,9 +74,6 @@ const config: QuartzConfig = {
     emitters: [
       Plugin.AliasRedirects(),
       Plugin.ComponentResources(),
-      Plugin.ContentPage(),
-      Plugin.FolderPage(),
-      Plugin.TagPage(),
       Plugin.ContentIndex({
         enableSiteMap: true,
         enableRSS: true,
@@ -87,10 +81,18 @@ const config: QuartzConfig = {
       Plugin.Assets(),
       Plugin.Static(),
       Plugin.Favicon(),
-      Plugin.NotFoundPage(),
-      // Comment out CustomOgImages to speed up build time
+      Plugin.PageTypes.PageTypeDispatcher({
+        defaults: layout.defaults,
+        byPageType: layout.byPageType,
+      }),
       Plugin.CustomOgImages(),
     ],
+    pageTypes: [
+      ExternalPlugin.ContentPage(),
+      ExternalPlugin.FolderPage(),
+      ExternalPlugin.TagPage(),
+      Plugin.PageTypes.NotFoundPageType(),
+    ],
   },
   externalPlugins: [
     "github:quartz-community/explorer",
@@ -106,6 +108,9 @@ const config: QuartzConfig = {
     "github:quartz-community/reader-mode",
     "github:quartz-community/content-meta",
     "github:quartz-community/footer",
+    "github:quartz-community/content-page",
+    "github:quartz-community/folder-page",
+    "github:quartz-community/tag-page",
   ],
 }
 

quartz.layout.ts

@@ -1,4 +1,4 @@
-import { PageLayout, SharedLayout } from "./quartz/cfg"
+import { FullPageLayout } from "./quartz/cfg"
 import * as Component from "./quartz/components"
 import * as Plugin from "./.quartz/plugins"
 
@@ -16,68 +16,103 @@ const darkmodeComponent = Plugin.Darkmode()
 const readerModeComponent = Plugin.ReaderMode()
 const breadcrumbsComponent = Plugin.Breadcrumbs()
 
-// components shared across all pages
-export const sharedPageComponents: SharedLayout = {
-  head: Component.Head(),
-  header: [],
-  afterBody: [
-    // Plugin.Comments({
-    //   provider: "giscus",
-    //   options: {}}),
-  ],
-  footer: Plugin.Footer({
-    links: {
-      GitHub: "https://github.com/jackyzha0/quartz",
-      "Discord Community": "https://discord.gg/cRFFHYye7t",
+export const layout: {
+  defaults: Partial<FullPageLayout>
+  byPageType: Record<string, Partial<FullPageLayout>>
+} = {
+  // Components shared across all page types (can be overridden per page type)
+  defaults: {
+    head: Component.Head(),
+    header: [],
+    afterBody: [
+      // Plugin.Comments({
+      //   provider: "giscus",
+      //   options: {}}),
+    ],
+    footer: Plugin.Footer({
+      links: {
+        GitHub: "https://github.com/jackyzha0/quartz",
+        "Discord Community": "https://discord.gg/cRFFHYye7t",
+      },
+    }),
+  },
+
+  // Per-page-type layout overrides
+  byPageType: {
+    // Content pages (single notes)
+    content: {
+      beforeBody: [
+        Component.ConditionalRender({
+          component: breadcrumbsComponent,
+          condition: (page) => page.fileData.slug !== "index",
+        }),
+        articleTitleComponent,
+        contentMetaComponent,
+        tagListComponent,
+      ],
+      left: [
+        pageTitleComponent,
+        Component.MobileOnly(Component.Spacer()),
+        Component.Flex({
+          components: [
+            {
+              Component: searchComponent,
+              grow: true,
+            },
+            { Component: darkmodeComponent },
+            { Component: readerModeComponent },
+          ],
+        }),
+        explorerComponent,
+      ],
+      right: [graphComponent, Component.DesktopOnly(tocComponent), backlinksComponent],
     },
-  }),
-}
 
-// components for pages that display a single page (e.g. a single note)
-export const defaultContentPageLayout: PageLayout = {
-  beforeBody: [
-    Component.ConditionalRender({
-      component: breadcrumbsComponent,
-      condition: (page) => page.fileData.slug !== "index",
-    }),
-    articleTitleComponent,
-    contentMetaComponent,
-    tagListComponent,
-  ],
-  left: [
-    pageTitleComponent,
-    Component.MobileOnly(Component.Spacer()),
-    Component.Flex({
-      components: [
-        {
-          Component: searchComponent,
-          grow: true,
-        },
-        { Component: darkmodeComponent },
-        { Component: readerModeComponent },
+    // Folder listing pages
+    folder: {
+      beforeBody: [breadcrumbsComponent, articleTitleComponent, contentMetaComponent],
+      left: [
+        pageTitleComponent,
+        Component.MobileOnly(Component.Spacer()),
+        Component.Flex({
+          components: [
+            {
+              Component: searchComponent,
+              grow: true,
+            },
+            { Component: darkmodeComponent },
+          ],
+        }),
+        explorerComponent,
       ],
-    }),
-    explorerComponent,
-  ],
-  right: [graphComponent, Component.DesktopOnly(tocComponent), backlinksComponent],
-}
+      right: [],
+    },
 
-// components for pages that display lists of pages  (e.g. tags or folders)
-export const defaultListPageLayout: PageLayout = {
-  beforeBody: [breadcrumbsComponent, articleTitleComponent, contentMetaComponent],
-  left: [
-    pageTitleComponent,
-    Component.MobileOnly(Component.Spacer()),
-    Component.Flex({
-      components: [
-        {
-          Component: searchComponent,
-          grow: true,
-        },
-        { Component: darkmodeComponent },
+    // Tag listing pages
+    tag: {
+      beforeBody: [breadcrumbsComponent, articleTitleComponent, contentMetaComponent],
+      left: [
+        pageTitleComponent,
+        Component.MobileOnly(Component.Spacer()),
+        Component.Flex({
+          components: [
+            {
+              Component: searchComponent,
+              grow: true,
+            },
+            { Component: darkmodeComponent },
+          ],
+        }),
+        explorerComponent,
       ],
-    }),
-    explorerComponent,
-  ],
-  right: [],
+      right: [],
+    },
+
+    // 404 page — minimal layout
+    "404": {
+      beforeBody: [],
+      left: [],
+      right: [],
+    },
+  },
 }

quartz.lock.json

@@ -96,6 +96,24 @@
       "resolved": "https://github.com/quartz-community/footer.git",
       "commit": "78e3750b3df50a36865f9ba362e7409be6a2c0a3",
       "installedAt": "2026-02-13T17:03:00.954Z"
+    },
+    "content-page": {
+      "source": "github:quartz-community/content-page",
+      "resolved": "https://github.com/quartz-community/content-page.git",
+      "commit": "27ae3160f1076e630a2160885515fb81fb67a8e8",
+      "installedAt": "2026-02-13T18:15:53.092Z"
+    },
+    "folder-page": {
+      "source": "github:quartz-community/folder-page",
+      "resolved": "https://github.com/quartz-community/folder-page.git",
+      "commit": "0006bfc868fc78dda8ea35fb502634ba5c5e001f",
+      "installedAt": "2026-02-13T18:15:53.787Z"
+    },
+    "tag-page": {
+      "source": "github:quartz-community/tag-page",
+      "resolved": "https://github.com/quartz-community/tag-page.git",
+      "commit": "848d06a6c90b85759e4c1df6fcae885134281ef7",
+      "installedAt": "2026-02-13T18:15:54.453Z"
     }
   }
 }