feat: bnb

database/migrations/2026_09_26_000010_wallet_addresses_chain_type_unique.php

@@ -0,0 +1,26 @@
+<?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('wallet_addresses', function (Blueprint $table) {
+            // MySQL uses the unique (device_id, …) index for the device_id foreign key.
+            $table->index('device_id');
+            $table->dropUnique(['device_id', 'address', 'source']);
+            $table->unique(['device_id', 'address', 'source', 'chain_type']);
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::table('wallet_addresses', function (Blueprint $table) {
+            $table->dropUnique(['device_id', 'address', 'source', 'chain_type']);
+            $table->unique(['device_id', 'address', 'source']);
+        });
+    }
+};