feat: add P2P deposit/withdraw flow for Telegram mini app

- New request-withdraw-telegram edge function (session token auth)
- New DepositWithdrawModal component with deposit/withdraw tabs
- Deposit: platform wallet display, TX hash verification, on-chain check
- Withdraw: token select, amount, fee display, balance validation
- BalanceCard: deposit/withdraw buttons always visible
- P2P section: modal state management and balance refresh on success
- p2p-api: verifyDeposit and requestWithdraw functions
- i18n: 24 new translation keys across all 6 languages

src/i18n/types.ts

@@ -406,6 +406,31 @@ export interface Translations {
       fake_payment_proof: string;
       other: string;
     };
+    // Deposit / Withdraw
+    deposit: string;
+    withdraw: string;
+    platformWallet: string;
+    txHash: string;
+    txHashPlaceholder: string;
+    blockNumber: string;
+    optional: string;
+    verifyDeposit: string;
+    verifying: string;
+    verifyingDesc: string;
+    depositSuccess: string;
+    depositFailed: string;
+    depositInstructions: string;
+    depositInvalidAmount: string;
+    selectToken: string;
+    withdrawAmount: string;
+    networkFee: string;
+    netAmount: string;
+    withdrawSuccess: string;
+    withdrawProcessing: string;
+    withdrawing: string;
+    minWithdraw: string;
+    maxAvailable: string;
+    walletAddress: string;
     // No data
     noTrades: string;
   };