feat(legacy): add manta/lnurl support & fix issues

[lyxyx]

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[what-the-diff]

PR Summary

• Introduction of LNURL Protocol Support
  New files were added and existing ones updated across multiple directories. These files essentially contain definitions and implementations necessary for supporting the LNURL protocol, a protocol that simplifies certain interactions in the Lightning Network.

• Enhancement for LNURL Authentication
  Modifications are made to add support for LNURL authentication. Files with function definitions specific to LNURL authentication were added, including those that handle LNURL transactions.

• Support for Polkadot Substrates
  New files laying out ticker definitions and dispatch functions for handling Polkadot substrate messages were added, thus broadening our coverage for various Polkadot substrates. Additionally, a new method to read Manta, a Polkadot substrate, was also incorporated.

• Software Version Update
  A minor update was made to the software version which was updated from "3.6.0" to "3.7.0".

• Inclusion of Messages for LNURL Protocol
  New files defining message options for the LNURL protocol were added to the protob directory, and messages-lnurl was included as one of the targets in the makefile within the same directory.

• New Functions & Methods related to 'Sui' and 'Lnurl'
  Several new functions and methods pertaining to 'Sui' and 'Lnurl' were added, thereby boosting the software's capabilities in handling certain related operations.

Each of these updates seeks to enhance and extend the software's function, resulting in an improved user experience.