feat: add invite notification emails, functionality to admin dashboard and sign up page

Signed-off-by: Miguel Nogueira <me@nogueira.codes>

database/migrations/2025_08_06_125020_create_invitations_table.php

@@ -0,0 +1,25 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration {
+    public function up(): void
+    {
+        Schema::create('invitations', function (Blueprint $table) {
+            $table->id();
+            $table->string('requestor_email')->unique();
+            $table->ipAddress('requestor_ip_address')->unique();
+            $table->string('invitation_code');
+            $table->enum('status', ['approved', 'denied', 'pending']);
+            $table->boolean('notified')->default(false);
+            $table->timestamps();
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('invitations');
+    }
+};

database/migrations/2025_08_06_180146_add_details_to_invitations.php

@@ -0,0 +1,23 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration {
+    public function up(): void
+    {
+        Schema::table('invitations', function (Blueprint $table) {
+            $table->timestamp('expiration')->after('notified');
+            $table->enum('status', ['approved', 'denied', 'pending', 'completed'])->change();
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::table('invitations', function (Blueprint $table) {
+            $table->dropColumn('expiration');
+            $table->enum('status', ['approved', 'denied', 'pending'])->change();
+        });
+    }
+};

database/seeders/PermissionSeeder.php

@@ -133,6 +133,7 @@ class PermissionSeeder extends Seeder
             'admin.notificationsettings.*',
             'profiles.view.others',
             'profiles.edit.others',
+            'admin.manageInvites'
         ]);
     }
 }