feature flags and a bit on the design

app/Http/Controllers/WaitlistController.php

@@ -0,0 +1,37 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use App\Mail\WaitlistWelcome;
+use App\Models\WaitlistEntry;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Mail;
+use Illuminate\Validation\ValidationException;
+
+class WaitlistController extends Controller
+{
+    public function index()
+    {
+        return view('waitlist.index');
+    }
+
+    public function store(Request $request)
+    {
+        $request->validate([
+            'email' => 'required|email|unique:waitlist_entries,email',
+        ]);
+
+        try {
+            $entry = WaitlistEntry::create([
+                'email' => $request->email,
+            ]);
+
+            // Send welcome email
+            Mail::to($entry->email)->send(new WaitlistWelcome($entry));
+
+            return redirect()->back()->with('success', 'Thank you for joining our waitlist! Check your email for confirmation.');
+        } catch (\Exception $e) {
+            return redirect()->back()->with('error', 'Something went wrong. Please try again.');
+        }
+    }
+}