feat: solana xcall contracts

[bishalbikram]

Description:

Commit Message

type: commit message

see the guidelines for commit messages.

Changelog Entry

version: <log entry>

Checklist:

• [ ] I have performed a self-review of my own code
• [ ] I have documented my code in accordance with the documentation guidelines
• [ ] My changes generate no new warnings
• [ ] I have added tests that prove my fix is effective or that my feature works
• [ ] I have run the unit tests
• [ ] I only have one commit (if not, squash them into one commit).
• [ ] I have a descriptive commit message that adheres to the commit message guidelines

Please review the CONTRIBUTING.md file for detailed contributing guidelines.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 89.27%. Comparing base (98dd4b1) to head (f04bde6).

Additional details and impacted files

[](https://app.codecov.io/gh/icon-project/xcall-multi/pull/333?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=icon-project) ```diff @@ Coverage Diff @@ ## main #333 +/- ## ============================================ - Coverage 89.32% 89.27% -0.05% Complexity 76 76 ============================================ Files 42 42 Lines 2642 2658 +16 Branches 37 37 ============================================ + Hits 2360 2373 +13 - Misses 265 268 +3 Partials 17 17 ``` | [Flag](https://app.codecov.io/gh/icon-project/xcall-multi/pull/333/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=icon-project) | Coverage Δ | | |---|---|---| | [solidity](https://app.codecov.io/gh/icon-project/xcall-multi/pull/333/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=icon-project) | `88.53% <ø> (-0.23%)` | :arrow_down: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=icon-project#carryforward-flags-in-the-pull-request-comment) to find out more. [see 2 files with indirect coverage changes](https://app.codecov.io/gh/icon-project/xcall-multi/pull/333/indirect-changes?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=icon-project)