Add tenant lifecycle view and limit controls

app/Models/Tenant.php

@@ -31,8 +31,11 @@ class Tenant extends Model
         'total_revenue' => 'decimal:2',
         'settings_updated_at' => 'datetime',
         'subscription_expires_at' => 'datetime',
+        'grace_period_ends_at' => 'datetime',
         'credit_warning_sent_at' => 'datetime',
         'credit_warning_threshold' => 'integer',
+        'max_photos_per_event' => 'integer',
+        'max_storage_mb' => 'integer',
     ];
 
     public function events(): HasMany
@@ -84,6 +87,11 @@ class Tenant extends Model
         return $this->hasMany(TenantNotificationLog::class);
     }
 
+    public function lifecycleEvents(): HasMany
+    {
+        return $this->hasMany(TenantLifecycleEvent::class);
+    }
+
     public function canCreateEvent(): bool
     {
         return $this->hasEventAllowance();
@@ -174,4 +182,20 @@ class Tenant extends Model
     {
         return $this->belongsTo(User::class);
     }
+
+    public function getStorageQuotaAttribute(): int
+    {
+        $limitMb = (int) ($this->max_storage_mb ?? 0);
+
+        return max(0, $limitMb) * 1024 * 1024;
+    }
+
+    public function isInGracePeriod(): bool
+    {
+        if (! $this->grace_period_ends_at) {
+            return false;
+        }
+
+        return now()->lessThanOrEqualTo($this->grace_period_ends_at);
+    }
 }

app/Models/TenantLifecycleEvent.php

@@ -0,0 +1,29 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+class TenantLifecycleEvent extends Model
+{
+    use HasFactory;
+
+    protected $guarded = [];
+
+    protected $casts = [
+        'payload' => 'array',
+        'occurred_at' => 'datetime',
+    ];
+
+    public function tenant(): BelongsTo
+    {
+        return $this->belongsTo(Tenant::class);
+    }
+
+    public function actor(): BelongsTo
+    {
+        return $this->belongsTo(User::class, 'actor_id');
+    }
+}