页面优化，功能修复

app/Http/Controllers/Site/FeedbackController.php

@@ -0,0 +1,41 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Http\Controllers\Site;
+
+use App\Http\Controllers\Controller;
+use App\Models\FeedbackEntry;
+use Illuminate\Http\RedirectResponse;
+use Illuminate\Http\Request;
+
+class FeedbackController extends Controller
+{
+    public function store(Request $request): RedirectResponse
+    {
+        $validated = $request->validate([
+            'feedback_type' => ['required', 'in:tool,model,news,guide,other'],
+            'title' => ['required', 'string', 'max:180'],
+            'description' => ['required', 'string', 'max:4000'],
+            'contact' => ['nullable', 'string', 'max:160'],
+        ], [
+            'feedback_type.required' => '请选择反馈类型',
+            'title.required' => '请填写标题',
+            'description.required' => '请填写详细说明',
+        ]);
+
+        FeedbackEntry::query()->create([
+            'feedback_type' => $validated['feedback_type'],
+            'title' => $validated['title'],
+            'description' => $validated['description'],
+            'contact' => $validated['contact'] ?? null,
+            'status' => 'new',
+            'ip_address' => $request->ip(),
+        ]);
+
+        return redirect()
+            ->back()
+            ->with('status', '反馈提交成功，感谢你的建议');
+    }
+}
+