修复种子脚本：更新已有板块的名称/描述/图标

scripts/seed-bot-forum.mjs

@@ -162,19 +162,32 @@ async function createIndustryCategories() {
       });
       console.log(`  + ${cat.name}`);
     } else {
-      if (!childCat.parentId) {
       await prisma.forumCategory.update({
         where: { id: childCat.id },
-          data: { parentId: parent.id },
+        data: {
+          name: cat.name,
+          icon: cat.icon,
+          description: cat.description,
+          sortOrder: cat.sortOrder,
+          parentId: parent.id,
+        },
       });
-      }
-      console.log(`  ✓ ${cat.name} (exists)`);
+      console.log(`  ↻ ${cat.name} (updated)`);
     }
 
     const existingSlugs = new Set(childCat.children.map(c => c.slug));
     for (const sub of cat.children) {
       if (existingSlugs.has(sub.slug)) {
-        console.log(`    - ${sub.name} (exists)`);
+        await prisma.forumCategory.update({
+          where: { slug: sub.slug },
+          data: {
+            name: sub.name,
+            icon: sub.icon,
+            description: sub.description,
+            parentId: childCat.id,
+          },
+        });
+        console.log(`    ↻ ${sub.name} (updated)`);
       } else {
         const conflictSlug = await prisma.forumCategory.findUnique({
           where: { slug: sub.slug },