fix: improve transaction lookup by supporting internal UUID in sweep API

app/api/crypto-sweep/route.ts

@@ -16,8 +16,9 @@ export async function POST(request: Request) {
 
         console.log(`[API] Processing sweep for TX: ${txId} on ${selectedNetwork} with ${selectedToken}`);
 
-        // 1. Fetch the transaction from DB to get the temporary wallet private key
-        const result = await db.query('SELECT * FROM transactions WHERE stripe_pi_id = $1', [txId]);
+        // 1. Fetch the transaction from DB
+        // Search by either the internal UUID (id) or the provider ID (stripe_pi_id)
+        const result = await db.query('SELECT * FROM transactions WHERE id::text = $1 OR stripe_pi_id = $1', [txId]);
 
         if (result.rows.length === 0) {
             return NextResponse.json({ success: false, error: "Transaction not found" }, { status: 404 });