Fix jumbo emoji detection broken by production minifier.

Replace surrogate-pair emoji regex with Unicode property escapes so Rolldown no longer corrupts matching in production builds.

src/app/plugins/react-custom-html-parser.tsx

@@ -31,7 +31,7 @@ import {
   mxcUrlToHttp,
 } from '../utils/matrix';
 import { getMemberDisplayName } from '../utils/room';
-import { EMOJI_PATTERN, sanitizeForRegex, URL_NEG_LB } from '../utils/regex';
+import { EMOJI_REG_G, sanitizeForRegex } from '../utils/regex';
 import { getHexcodeForEmoji, getShortcodeFor } from './emoji';
 import { findAndReplace } from '../utils/findAndReplace';
 import {
@@ -48,8 +48,6 @@ import { openExternalUrl } from '../utils/tauri';
 
 const ReactPrism = lazy(() => import('./react-prism/ReactPrism'));
 
-const EMOJI_REG_G = new RegExp(`${URL_NEG_LB}(${EMOJI_PATTERN})`, 'g');
-
 /**
  * Click handler for external links - uses Tauri shell on desktop/mobile
  */

src/app/utils/findAndReplace.ts

@@ -13,13 +13,18 @@ export const findAndReplace = <ReplaceReturnType, ConvertReturnType>(
   const result: Array<ReplaceReturnType | ConvertReturnType> = [];
   let lastEnd = 0;
 
+  regex.lastIndex = 0;
   let match: RegExpExecArray | RegExpMatchArray | null = regex.exec(text);
   while (match !== null && typeof match.index === 'number') {
     result.push(convertPart(text.slice(lastEnd, match.index), result.length));
     result.push(replace(match, result.length));
 
     lastEnd = match.index + match[0].length;
+    if (match[0].length === 0) {
+      regex.lastIndex += 1;
+    }
     if (regex.global) match = regex.exec(text);
+    else break;
   }
 
   result.push(convertPart(text.slice(lastEnd), result.length));