Ldk-Server Milestone 2

[G8XSU]

• Following Apis:
  • - /getNodeId (Implement ListChannels and GetNodeInfo Api. #13)
  • - /getNodeStatus (Implement ListChannels and GetNodeInfo Api. #13)
  • - /onchain/send (Moved from milestone-3) (Implement first set of Api's #5)
  • - /bolt12/receive (Moved from milestone-3) (Implement first set of Api's #5)
  • - /bolt12/send (Moved from milestone-3) (Implement first set of Api's #5)
  • - List channels (Moved from milestone-3) (Implement ListChannels and GetNodeInfo Api. #13)
  • - /listPaymentsHistory (Moved from milestone-3) (Implement GetPaymentDetails and ListPayments Api. #15)
  • - /getPaymentDetails (Moved from milestone-3) (Implement GetPaymentDetails and ListPayments Api. #15)
  • - Edit fees api (Moved from milestone-3) (Add implementation for UpdateChannelConfig Api. #16)
  • - LDK-node / LDK upgrade. (Upgrade Ldk-node to v0.4.0 / Ldk to v0.0.125 #18)

• Error handling for all apis. ([Draft] Add ErrorHandling for LdkServer APIs #19, Simpler Error Model for ldk-server #20)
• Integrate BitcoinD support (Add bitcoind RPC support ldk-node#370, RIP Esplora, configure bitcoin-d as chain source. #21)
• Some parts of storing forwarding payments but not feature complete maybe.

[tnull]

BitcoinD support (contingent on bdk upgrade in ldk-node and it getting merged in ldk-node) (Status: Waiting on ldk-node upgrade and will be done as part of that.)

Related PR is lightningdevkit/ldk-node#370, shipping with upcoming release.