From e7030dac19e0beaa4f980064f6b8766a881af0d4 Mon Sep 17 00:00:00 2001
From: Vlad Stan <stan.v.vlad@gmail.com>
Date: Fri, 7 Oct 2022 14:53:13 +0300
Subject: [PATCH] fix: uniq promise

---
 lnbits/extensions/cashu/migrations.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lnbits/extensions/cashu/migrations.py b/lnbits/extensions/cashu/migrations.py
index cb6b24f96..d06baef1a 100644
--- a/lnbits/extensions/cashu/migrations.py
+++ b/lnbits/extensions/cashu/migrations.py
@@ -43,6 +43,7 @@ async def m001_initial(db):
             B_b TEXT NOT NULL,
             C_b TEXT NOT NULL,
             cashu_id TEXT NOT NULL
+            UNIQUE (B_b)
         );
     """
     )