feat: kas bridge

[danwt]

Description

https://www.notion.so/dymension/ADR-Kaspa-Bridge-Theory-203a4a51f86a806bb7b3d08bada58297?v=2558aaa9b1724690b4fa752695f26eb7
https://www.notion.so/dymension/ADR-Kaspa-Bridge-Implementation-206a4a51f86a803980aec7099c826fb4

Please review sibiling PR dymensionxyz/hyperlane-cosmos#10 too!

• (hub) O on hub
• (hub) withdrawal set on hub
• (hub) update to O and withdrawals set
• (hub) query to O and withdrawals set
• (hub - hyperlane module) message id multisig without the merkle stuff
• (hub) bootstrap proposal to declare initial outpoint and link to mailbox and ism
• (hub) validator kas multisig reg (another PR see feat: kas bridge bookkeeping - Kas Multisig Registrations #1887)
• (hub) tweaks required for having transaction outpoint inside hyperlane message metadata (and therefore also warp route metadata) (another PR see feat: robust hyperlane metadata parsing #1888)
• (validator) validators must produce hyperlane message which has the kaspa outpoint in the warp payload

Closes #1886

All items are required. Please add a note to the item if the item is not applicable and
please add links to any relevant follow-up issues.

PR review checkboxes:

I have...

• Added a relevant changelog entry to the Unreleased section in CHANGELOG.md
• Targeted PR against the correct branch
• included the correct type prefix in the PR title
• Linked to the GitHub issue with discussion and accepted design
• Targets only one GitHub issue
• Wrote unit and integration tests
• Wrote relevant migration scripts if necessary
• All CI checks have passed
• Added relevant godoc comments
• Updated the scripts for local run, e.g genesis_config_commands.sh if the PR changes parameters
• Add an issue in the e2e-tests repo if necessary

SDK Checklist

• Import/Export Genesis
• Registered Invariants
• Registered Events
• Updated openapi.yaml
• No usage of go map
• No usage of time.Now()
• Used fixed point arithmetic and not float arithmetic
• Avoid panicking in Begin/End block as much as possible
• No unexpected math Overflow
• Used sendCoin and not SendCoins
• Out-of-block compute is bounded
• No serialized ID at the end of store keys
• UInt to byte conversion should use BigEndian

Full security checklist here

---

For Reviewer:

• Confirmed the correct type prefix in the PR title
• Reviewers assigned
• Confirmed all author checklist items have been addressed

---

After reviewer approval:

• In case the PR targets the main branch, PR should not be squash merge in order to keep meaningful git history.
• In case the PR targets a release branch, PR must be rebased.

[omritoptix]

great!

[mtsitrin]

can u be more informative with the comment, beside the reference?

[danwt]

tried my best

[keruch]

very nice!

[codecov]

Codecov Report

Attention: Patch coverage is 4.33688% with 3419 lines in your changes missing coverage. Please review.

Project coverage is 21.78%. Comparing base (767afa7) to head (dbabff6).
Report is 10 commits behind head on main.

Files with missing lines	Patch %	Lines
x/kas/types/tx.pb.go	2.71%	817 Missing and 6 partials ⚠️
x/kas/types/query.pb.go	3.04%	727 Missing and 6 partials ⚠️
x/kas/types/d.pb.go	1.07%	643 Missing ⚠️
x/kas/types/genesis.pb.go	0.97%	407 Missing ⚠️
x/kas/types/events.pb.go	1.54%	318 Missing ⚠️
x/kas/types/query.pb.gw.go	0.00%	133 Missing ⚠️
x/kas/types/d.go	0.00%	53 Missing ⚠️
x/kas/keeper/prop.go	0.00%	49 Missing ⚠️
x/kas/keeper/grpc_query.go	0.00%	47 Missing ⚠️
x/kas/keeper/keeper.go	43.03%	44 Missing and 1 partial ⚠️
... and 8 more

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1883      +/-   ##
==========================================
- Coverage   22.09%   21.78%   -0.32%     
==========================================
  Files         601      619      +18     
  Lines      141821   146022    +4201     
==========================================
+ Hits        31339    31808     +469     
- Misses     105693   109356    +3663     
- Partials     4789     4858      +69     

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