fix(web): use populate() for title suffix template

Moves the title suffix string into defaultConfiguration as a
template ("Node.js {version} Documentation") and uses populate()
to resolve it at runtime, consistent with how other config
strings are handled.

Fixes #722

Author: sujalgoel

src/generators/web/index.mjs

@@ -29,6 +29,7 @@ export default createLazyGenerator({
   defaultConfiguration: {
     templatePath: join(import.meta.dirname, 'template.html'),
     title: 'Node.js',
+    titleSuffix: 'Node.js {version} Documentation',
     imports: {
       '#theme/Logo': '@node-core/ui-components/Common/NodejsLogo',
       '#theme/Navigation': join(import.meta.dirname, './ui/components/NavBar'),

src/generators/web/utils/processing.mjs

@@ -5,6 +5,7 @@ import { transform } from 'lightningcss-wasm';
 
 import bundleCode from './bundle.mjs';
 import { createChunkedRequire } from './chunks.mjs';
+import { populate } from '../../../utils/configuration/templates.mjs';
 import { minifyHTML } from '../../../utils/html-minifier.mjs';
 import { relative } from '../../../utils/url.mjs';
 import { SPECULATION_RULES } from '../constants.mjs';
@@ -86,13 +87,14 @@ export async function executeServerCode(serverCodeMap, requireFn) {
  * @param {ReturnType<import('node:module').createRequire>} requireFn - A Node.js `require` function.
  * @param {Object} options - Processing options
  * @param {Object} options.version - Version info
+ * @param {string} options.titleSuffix - Title suffix template string
  */
 export async function processJSXEntries(
   entries,
   template,
   astBuilders,
   requireFn,
-  { version }
+  { version, titleSuffix: titleSuffixTemplate }
 ) {
   // Step 1: Convert JSX AST to JavaScript (CPU-intensive, could be parallelized)
   const { serverCodeMap, clientCodeMap } = convertJSXToCode(
@@ -107,7 +109,9 @@ export async function processJSXEntries(
     bundleCode(clientCodeMap),
   ]);
 
-  const titleSuffix = `Node.js ${version.version} Documentation`;
+  const titleSuffix = populate(titleSuffixTemplate, {
+    version: version.version,
+  });
 
   // Step 3: Create final HTML (could be parallelized in workers)
   const results = await Promise.all(