More features for strict mode

[friedger]

Summary of Changes

This PR adds more features to strict mode that means that non-strict mode won't fail

• when bitcoin client saw a transport error
• when a bitcoin tx failed
• when a stx tx update results in an unexpected state
• when mint or burn stx tx couldn't be broadcasted

Testing

Risks

Users of Romeo DR don't see when deposit or withdraw requests fail

How were these changes tested?

Running romeo on testnet for 12h

What future testing should occur?

Unit tests for the state machine

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published in downstream modules

[codecov]

Codecov Report

Merging #327 (13dc576) into main (f3606db) will decrease coverage by 0.28%.
The diff coverage is 0.00%.

@@            Coverage Diff             @@
##             main     #327      +/-   ##
==========================================
- Coverage   43.71%   43.44%   -0.28%     
==========================================
  Files          45       45              
  Lines        5433     5467      +34     
  Branches       47       47              
==========================================
  Hits         2375     2375              
- Misses       3057     3091      +34     
  Partials        1        1              

Flag	Coverage Δ
unittests	76.61% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

Files	Coverage Δ
romeo/src/bitcoin_client.rs	36.18% <0.00%> (-0.19%)	⬇️
romeo/src/system.rs	0.00% <0.00%> (ø)
romeo/src/state.rs	0.00% <0.00%> (ø)

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[radicleart]

Looks good !

[friedger]

@CAGS295 Appreciate your comments. Will merge now and see whether we can refactor at some time.