feat: implement actual webhook delivery with Ray debugging

Added actual HTTP POST delivery for webhook notifications and comprehensive Ray debugging for development.

Changes:
- Updated Team model to implement SendsWebhook interface
- Added routeNotificationForWebhook() method to Team
- Enhanced SendWebhookJob with Ray logging for request/response
- Added Ray debugging to WebhookChannel for dispatch tracking
- Added Ray debugging to Webhook Livewire component

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

app/Livewire/Notifications/Webhook.php

@@ -159,6 +159,14 @@ class Webhook extends Component
     {
         $this->syncData(true);
         refreshSession();
+
+        if (isDev()) {
+            ray('Webhook settings saved', [
+                'webhook_enabled' => $this->settings->webhook_enabled,
+                'webhook_url' => $this->settings->webhook_url,
+            ]);
+        }
+
         $this->dispatch('success', 'Settings saved.');
     }
 
@@ -166,6 +174,14 @@ class Webhook extends Component
     {
         try {
             $this->authorize('sendTest', $this->settings);
+
+            if (isDev()) {
+                ray('Sending test webhook notification', [
+                    'team_id' => $this->team->id,
+                    'webhook_url' => $this->settings->webhook_url,
+                ]);
+            }
+
             $this->team->notify(new Test(channel: 'webhook'));
             $this->dispatch('success', 'Test notification sent.');
         } catch (\Throwable $e) {