Feature update/fetcher proposal

[twwu123]

Summary

Implement fetcher behaviour for governance proposals.

However, currently the only data provider that seems to have good governance endpoints is blockfrost, so the other providers currently will return "not implemented".

Affect components

Please indicate which part of the Mesh Repo

• @meshsdk/common
• @meshsdk/contract
• @meshsdk/core
• @meshsdk/core-csl
• @meshsdk/core-cst
• @meshsdk/provider
• @meshsdk/react
• @meshsdk/svelte
• @meshsdk/transaction
• @meshsdk/wallet
• Mesh playground (i.e. https://meshjs.dev/)
• Mesh CLI

Type of Change

Please mark the relevant option(s) for your pull request:

• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Bug fix (non-breaking change which fixes an issue)
• Code refactoring (improving code quality without changing its behavior)
• Documentation update (adding or updating documentation related to the project)

Checklist

Please ensure that your pull request meets the following criteria:

• My code is appropriately commented and includes relevant documentation, if necessary
• I have added tests to cover my changes, if necessary
• I have updated the documentation, if necessary
• All new and existing tests pass (i.e. npm run test)
• The build is pass (i.e. npm run build)

[vercel]

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Name	Status	Preview	Comments	Updated (UTC)
mesh-docs	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Dec 16, 2024 2:55am
mesh-playground	❌ Failed (Inspect)			Dec 16, 2024 2:55am

[HinsonSIDAN]

lgtm