ci: add just recipes for deploying and store contracts

[kerber0x]

Description and Motivation

This PR adds just recipes for deploy and store artifacts on chain.

Related Issues

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Checklist:

• [x] I have read Migaloo's contribution guidelines.
• [x] My pull request has a sound title and description (not something vague like Update index.md)
• [ ] All existing and new tests are passing.
• [x] I updated/added relevant documentation.
• [x] The code is formatted properly cargo fmt --all --.
• [x] Clippy doesn't report any issues cargo clippy -- -D warnings.
• [x] I have regenerated the schemas if needed cargo schema.

[codecov[bot]]

Codecov Report

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

Comparison is base (fbf3fa6) 94.46% compared to head (da55e32) 94.45%.

:exclamation: Current head da55e32 differs from pull request most recent head 7676a96. Consider uploading reports for the commit 7676a96 to get more accurate results

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #276 +/- ## ========================================== - Coverage 94.46% 94.45% -0.02% ========================================== Files 219 219 Lines 24858 24862 +4 ========================================== + Hits 23482 23483 +1 - Misses 1376 1379 +3 ```

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