From 46e50904452424899db677f2ecdcefcd59a28aec Mon Sep 17 00:00:00 2001
From: Elian Doran <contact@eliandoran.me>
Date: Sun, 28 Dec 2025 17:33:12 +0200
Subject: [PATCH] fix(icon-pack): non-BMP icons not rendering

---
 apps/icon-pack-builder/src/utils.ts    | 6 +++---
 apps/server/src/services/icon_packs.ts | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/apps/icon-pack-builder/src/utils.ts b/apps/icon-pack-builder/src/utils.ts
index 4a56ce5bb..c3d68d4e2 100644
--- a/apps/icon-pack-builder/src/utils.ts
+++ b/apps/icon-pack-builder/src/utils.ts
@@ -7,14 +7,14 @@ export function extractClassNamesFromCss(css: string, prefix: string): IconPackM
 
     while ((match = regex.exec(css)) !== null) {
         let name = match[1];
-        if (prefix && name.startsWith(prefix + "-")) {
+        if (prefix && name.startsWith(`${prefix}-`)) {
             name = name.substring(prefix.length + 1);
         }
 
         icons[match[1]] = {
-            glyph: String.fromCharCode(parseInt(match[2], 16)),
+            glyph: String.fromCodePoint(parseInt(match[2], 16)),
             terms: [ name ]
-        }
+        };
     }
     return icons;
 }
diff --git a/apps/server/src/services/icon_packs.ts b/apps/server/src/services/icon_packs.ts
index adddbf935..8f01eef44 100644
--- a/apps/server/src/services/icon_packs.ts
+++ b/apps/server/src/services/icon_packs.ts
@@ -157,7 +157,7 @@ export function generateCss({ manifest, fontMime, builtin, fontAttachmentId, pre
     try {
         const iconDeclarations: string[] = [];
         for (const [ key, mapping ] of Object.entries(manifest.icons)) {
-            iconDeclarations.push(`.${prefix}.${key}::before { content: '\\${mapping.glyph.charCodeAt(0).toString(16)}'; }`);
+            iconDeclarations.push(`.${prefix}.${key}::before { content: "${mapping.glyph}"; }`);
         }
 
         const fontFamily = builtin ? fontAttachmentId : `trilium-icon-pack-${prefix}`;