lnurlp: support for floating point fiat values

lnbits/extensions/lnurlp/views_api.py

@@ -76,10 +76,6 @@ async def api_link_create_or_update(
     link_id=None,
     wallet: WalletTypeInfo = Depends(get_key_type),
 ):
-    if data.min < 1:
-        raise HTTPException(
-            detail="Min must be more than 1.", status_code=HTTPStatus.BAD_REQUEST
-        )
 
     if data.min > data.max:
         raise HTTPException(
@@ -87,7 +83,7 @@ async def api_link_create_or_update(
         )
 
     if data.currency == None and (
-        round(data.min) != data.min or round(data.max) != data.max
+        round(data.min) != data.min or round(data.max) != data.max or data.min < 1
     ):
         raise HTTPException(
             detail="Must use full satoshis.", status_code=HTTPStatus.BAD_REQUEST