fix(scripts): Fixes generateNextJSAliases.mts on commit hook (#5167)

* Fix nextjs aliases path generator

* Add deprecation fields to alias type definition

Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>

---------

Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>

icons/grid-3x2.json

@@ -26,5 +26,12 @@
     "text",
     "layout",
     "design"
+  ],
+  "aliases": [
+    {
+      "name": "grid-3-x-2",
+      "deprecationReason": "alias.name",
+      "deprecated": true
+    }
   ]
 }

icons/grid-3x3-off.json

@@ -23,5 +23,12 @@
   ],
   "categories": [
     "$extends:grid-3x3"
+  ],
+  "aliases": [
+    {
+      "name": "grid-3-x-3-off",
+      "deprecationReason": "alias.name",
+      "deprecated": true
+    }
   ]
 }

icons/printer-3d.json

@@ -35,5 +35,12 @@
   "categories": [
     "$extends:printer",
     "tools"
+  ],
+  "aliases": [
+    {
+      "name": "printer-3-d",
+      "deprecationReason": "alias.name",
+      "deprecated": true
+    }
   ]
 }

scripts/generateNextJSAliases.mts

@@ -36,9 +36,21 @@ Promise.all(
       const metaJson = await fs.readFile(path.resolve(ICONS_DIR, `${iconName}.json`), 'utf-8');
       const iconMetaData = JSON.parse(metaJson);
 
-      const aliases = iconMetaData.aliases ?? [];
-      if (!aliases.includes(iconNameKebabCaseNextjsFlavour)) {
-        aliases.push(iconNameKebabCaseNextjsFlavour);
+      const aliases: (
+        | string
+        | { name: string; deprecationReason?: string; deprecated?: boolean }
+      )[] = iconMetaData.aliases ?? [];
+      const hasAlias = aliases.some(
+        (alias) =>
+          (typeof alias === 'string' ? alias : alias.name) === iconNameKebabCaseNextjsFlavour,
+      );
+
+      if (!hasAlias) {
+        aliases.push({
+          name: iconNameKebabCaseNextjsFlavour,
+          deprecationReason: 'alias.name',
+          deprecated: true,
+        });
       }
 
       let output = JSON.stringify({ ...iconMetaData, aliases }, null, 2);