* Add CLN node backend image and service (#418)
* Add cln service
* Add hodlvoice Dockerfile and entrypoint
* Add lnnode vendor switch (#431)
* Add LNNode vendor switch
* Add CLN version to frontend and other fixes
* init
* first draft
* add unsettled_local_balance and unsettled_remote_balance
* gen_hold_invoice now takes 3 more variables to build a label for cln
* remove unneeded payment_hash from gen_hold_invoice
* remove comment
* add get_cln_version
* first draft of clns follow_send_payment
* fix name of get_lnd_version
* enable flake8
* flake8 fixes
* renaming cln file, class and get_version
* remove lnd specific commented code
* get_version: add try/except, refactor to top to mimic lnd.py
* rename htlc_cltv to htlc_expiry
* add clns lookup_invoice_status
* refactored double_check_htlc_is_settled to the end to match lnds file
* fix generate_rpc
* Add sample environmental variables, small fixes
* Fix CLN gRPC port
* Fix gen_hold_invoice, plus some other tiny fixes (#435)
* Fix channel_balance to use int object inside Amount (#438)
* Add CLN/LND volume to celery-beat service
* Add CLN/LND volume to celery-beat service
* Bump CLN to v23.05
* changes for 0.5 and some small fixes
* change invoice expiry from absolute to relative duration
* add try/except to catch timeout error
* fix failure_reason to be ln_payment failure reasons, albeit inaccurate sometimes
* refactor follow_send_payment and add pending check to expired case
* fix status comments
* add send_keysend method
* fix wrong state ints in cancel and settle
* switch to use hodlinvoicelookup in double_check
* move pay command after lnpayment status update
* remove loop in follow_send_payment and add error result for edge case
* fix typeerror for payment_hash
* rework follow_send_payment logic and payment_hash, watch harder if pending
* use fully qualified names for status instead of raw int
* missed 2 status from prev commit
* Always copy the cln-grpc-hodl plugin on start up
* Fix ALLOW_SELF_KEYSEND linting error
* Fix missing definition of failure_reason
---------
Co-authored-by: daywalker90 <admin@noserver4u.de>
* Add Versioner rpc, use versioner for LND get_version, refactor macaroon
* Move LND specific rpc calls from the follow-invoices thread to LNNode
* Move LND specific rpc calls from tasks to LNNode
