Ln/approve window for btc and eth#522

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lazynina wants to merge 3 commits intomainfrom

ln/approve-window-for-btc-and-eth

Commits on Nov 30, 2021

save current progress on adding approve windows
lazynina
committed
Merge branch 'main' into ln/approve-window-for-btc-and-eth
lazynina
committed
add support for identity approval flow for buy with ETH and buy with BTC, sub in local node if verificationEndpointHostname is not provided, convert promises to observables in buy with eth
lazynina
committed