Wallets: add custom invoice expiry (#1396)

* expiry for fakewallet

* expiry for lnd

* lnbits backend

* fix: eclair descriptionHash fixed and expiry added

* cln and sparko

* test expiry

* Eclair from AdminUI and bugfix for nonexistent payments

* add to settings and .env and remove lntxbot

* remove duplicate and format

* add invoice expiry

* add min max and step

* UI works now

* test should fail, sanity check, will revert

* revert, ready for merge

Co-authored-by: Tiago Vasconcelos <talvasconcelos@gmail.com>

lnbits/wallets/lnbits.py

@@ -59,8 +59,11 @@ class LNbitsWallet(Wallet):
         memo: Optional[str] = None,
         description_hash: Optional[bytes] = None,
         unhashed_description: Optional[bytes] = None,
+        **kwargs,
     ) -> InvoiceResponse:
         data: Dict = {"out": False, "amount": amount}
+        if kwargs.get("expiry"):
+            data["expiry"] = kwargs["expiry"]
         if description_hash:
             data["description_hash"] = description_hash.hex()
         if unhashed_description: