feat: add a config option for a pageTitleSuffix

docs/configuration.md

@@ -21,6 +21,7 @@ const config: QuartzConfig = {
 This part of the configuration concerns anything that can affect the whole site. The following is a list breaking down all the things you can configure:
 
 - `pageTitle`: title of the site. This is also used when generating the [[RSS Feed]] for your site.
+- `pageTitleSuffix`: a string added to the end of the page title. This only applies to the browser tab title, not the title shown at the top of the page.
 - `enableSPA`: whether to enable [[SPA Routing]] on your site.
 - `enablePopovers`: whether to enable [[popover previews]] on your site.
 - `analytics`: what to use for analytics on your site. Values can be

quartz.config.ts

@@ -9,6 +9,7 @@ import * as Plugin from "./quartz/plugins"
 const config: QuartzConfig = {
   configuration: {
     pageTitle: "🪴 Quartz 4.0",
+    pageTitleSuffix: "",
     enableSPA: true,
     enablePopovers: true,
     analytics: {

quartz/cfg.ts

@@ -41,6 +41,7 @@ export type Analytics =
 
 export interface GlobalConfiguration {
   pageTitle: string
+  pageTitleSuffix: string
   /** Whether to enable single-page-app style rendering. this prevents flashes of unstyled content and improves smoothness of Quartz */
   enableSPA: boolean
   /** Whether to display Wikipedia-style popovers when hovering over links */

quartz/components/Head.tsx

@@ -6,7 +6,7 @@ import { QuartzComponent, QuartzComponentConstructor, QuartzComponentProps } fro
 
 export default (() => {
   const Head: QuartzComponent = ({ cfg, fileData, externalResources }: QuartzComponentProps) => {
-    const title = fileData.frontmatter?.title ?? i18n(cfg.locale).propertyDefaults.title
+    const title = (fileData.frontmatter?.title ?? i18n(cfg.locale).propertyDefaults.title) + cfg.pageTitleSuffix
     const description =
       fileData.description?.trim() ?? i18n(cfg.locale).propertyDefaults.description
     const { css, js } = externalResources