fixing url issues with renaming

app/builder/[categoryId]/page.tsx

@@ -163,7 +163,7 @@ export default function CategoryPage() {
         ...prev,
         [categoryId]: partId,
       }));
-      router.push("/gunbuilder");
+      router.push("/builder");
     }
   };
 
@@ -309,7 +309,7 @@ export default function CategoryPage() {
               Category Not Found
             </h1>
             <Link
-              href="/gunbuilder"
+              href="/builder"
               className="text-amber-300 hover:text-amber-200 underline"
             >
               Return to Gunbuilder
@@ -326,7 +326,7 @@ export default function CategoryPage() {
         {/* Header */}
         <header className="mb-6">
           <Link
-            href="/gunbuilder"
+            href="/builder"
             className="text-xs text-zinc-400 hover:text-zinc-300 mb-4 inline-block"
           >
             ← Back to The Armory
@@ -670,7 +670,7 @@ export default function CategoryPage() {
                       </div>
                       <div className="mt-2 flex gap-2">
                         <Link
-                          href={`/gunbuilder/${categoryId}/${part.id}`}
+                          href={`/builder/${categoryId}/${part.id}`}
                           className="flex-1 rounded-md border border-zinc-700 bg-zinc-800/50 px-3 py-2 text-center text-xs font-medium text-zinc-300 transition-colors hover:border-zinc-600 hover:bg-zinc-700"
                         >
                           View Details
@@ -733,7 +733,7 @@ export default function CategoryPage() {
                           </div>
                           <div className="flex justify-end gap-2">
                             <Link
-                              href={`/gunbuilder/${categoryId}/${part.id}`}
+                              href={`/builder/${categoryId}/${part.id}`}
                               className="whitespace-nowrap rounded-md border border-zinc-700 bg-zinc-800/50 px-3 py-1.5 text-xs font-medium text-zinc-300 transition-colors hover:border-zinc-600 hover:bg-zinc-700"
                             >
                               View Details