feat: bnb

app/Telegram/Handlers/HelpCommand.php

@@ -29,12 +29,13 @@ class HelpCommand
             '/channel',
             '  列出渠道：ID、备注、归属；新版点按钮复制推广 iframe，旧版复制投放链接',
             '',
-            '/transfer <fromAddress> [TRX|USDT|ETH|BTC] [amount]',
+            '/transfer <fromAddress> [TRX|USDT|ETH|BNB|BTC] [amount]',
             '  从设备地址转出到配置收款地址',
             '  按地址识别链：T…=Tron，0x…=ETH，1…/3…/bc1…=BTC',
             '  省略 amount 则转全部；默认 Tron→USDT / ETH→ETH / BTC→BTC',
             '  例: /transfer Txxx USDT 10',
             '  例: /transfer 0x… ETH',
+            '  例: /transfer 0x… BNB',
             '  例: /transfer 1… BTC 0.01',
         ]));
     }

app/Telegram/Handlers/TransferCommand.php

@@ -24,7 +24,7 @@ class TransferCommand
 
         if ($parts === []) {
             $bot->sendMessage(
-                "Usage: /transfer <fromAddress> [TRX|USDT|ETH|BTC] [amount]\n"
+                "Usage: /transfer <fromAddress> [TRX|USDT|ETH|BNB|BTC] [amount]\n"
                 ."Omit amount to transfer all. Chain is inferred from address.\n"
                 ."Defaults: Tron→USDT, ETH→ETH, BTC→BTC.\n"
                 .'To = per-chain TRANSFER_TO_ADDRESS* (env).'
@@ -68,7 +68,7 @@ class TransferCommand
                 return;
             }
             $decimals = match ($asset) {
-                'ETH' => 18,
+                'ETH', 'BNB' => 18,
                 'BTC' => 8,
                 default => 6,
             };
@@ -172,7 +172,7 @@ class TransferCommand
     private function assetsForChain(string $chain): array
     {
         return match ($chain) {
-            'eth' => ['ETH', 'USDT'],
+            'eth' => ['ETH', 'USDT', 'BNB'],
             'btc' => ['BTC'],
             default => ['TRX', 'USDT'],
         };