[P0] Add Stellar network client helper

[Obiajulu-gif]

Priority

P0

Difficulty

Intermediate

Task

Create lib/stellar/client.ts to centralize Stellar network client setup for ChainMove.

Expected behavior

• Add helpers for Horizon server setup.
• Add helpers for Soroban RPC setup.
• Add network selection support.
• Use the Stellar config helper.

Acceptance criteria

• Client helper exists.
• Testnet is supported by default.
• Future mainnet switching is supported.
• Server-only code is not imported into frontend components.
• Tests cover testnet and mainnet selection.

Test requirement

Add tests for testnet config, mainnet config, and invalid network handling.

Evidence required

• Screenshot of tests passing.
• Screenshot of resolved testnet config in terminal.

Commands

npm run lint
npm run typecheck --if-present
npm run build

[Guddy0101]

Hi team!!!!
I would like to work on this issue!!!!!

[CeceOs92]

hello maintainer, can I work on this?

[Errordog2]

/attempt #39

[grantfox-oss]

🦊 GrantFox — @CeceOs92 has been assigned to this issue as part of the Official Campaign campaign!

Next steps:

1. Open a Pull Request referencing this issue (e.g., Closes #3)
2. Your PR will be reviewed by the Chainmove maintainers

Good luck! Track your progress on GrantFox.

[grantfox-oss]

🎉 This issue has been marked as completed on GrantFox as part of the Official Campaign campaign!

@CeceOs92's PR #41 was approved and merged by @Obiajulu-gif.

🏆 @CeceOs92: You earned 35 FoxPoints for this contribution! Your current tier: Explorer (83 total points). Track your full progress on GrantFox.

👏 Great work, @CeceOs92! Keep contributing to Chainmove.