✨ Add restore_point functionality to Meetups

- 💾 Introduced `restore_point` JSON column in `meetups` table for saving and restoring master data.
- 🛠️ Added methods `captureRestorePoint` and `restoreFromRestorePoint` to `Meetup` model for managing restore points.
- 🔒 Implemented authorization for updating meetups via `updateViaPortal` policy to include pivot members.
- 🔗 Created Artisan commands `meetups:snapshot` and `meetups:restore` for managing restore points from CLI.
- 🚦 Added rate limiter to restrict excessive update attempts in Livewire meetup editing.
- ✅ Developed exhaustive feature tests for snapshot and restore actions, portal editing rules, and rate limiting.

app/Console/Commands/Database/SnapshotMeetupRestorePoints.php

@@ -0,0 +1,38 @@
+<?php
+
+namespace App\Console\Commands\Database;
+
+use App\Models\Meetup;
+use Illuminate\Console\Attributes\Description;
+use Illuminate\Console\Attributes\Signature;
+use Illuminate\Console\Command;
+
+#[Signature('meetups:snapshot {meetup? : ID eines einzelnen Meetups; ohne Angabe werden alle Meetups gesichert}')]
+#[Description('Save the current master data of meetups as a restore point (restore_point JSON column).')]
+class SnapshotMeetupRestorePoints extends Command
+{
+    public function handle(): int
+    {
+        $meetupId = $this->argument('meetup');
+
+        $count = 0;
+        Meetup::query()
+            ->when($meetupId, fn ($query) => $query->whereKey($meetupId))
+            ->chunkById(200, function ($meetups) use (&$count) {
+                foreach ($meetups as $meetup) {
+                    $meetup->captureRestorePoint();
+                    $count++;
+                }
+            });
+
+        if ($meetupId && $count === 0) {
+            $this->error("Meetup [{$meetupId}] not found.");
+
+            return Command::FAILURE;
+        }
+
+        $this->info("Restore points saved for {$count} meetups.");
+
+        return Command::SUCCESS;
+    }
+}