feat: implement GuildPassClient, ChainWatcher, and supporting configu…

[iamdikko]

Closes #400
…ration modules for real-time SDK operations

Description

Semver impact:

Linked Issue

Closes #

Type of Change

• 🐛 Bug fix (patch)
• ✨ New feature / method (minor)
• 💥 Breaking change (major)
• 📝 Documentation / TypeDoc update
• 🔧 Chore / refactor
• 🧪 Tests only

Changes Made

Public API Changes

// New / changed exports:

Test Evidence

pnpm test:run output:

Build Evidence

pnpm build output:

Checklist

• I have read CONTRIBUTING.md
• This PR is linked to an open issue
• pnpm typecheck passes
• pnpm lint passes
• pnpm test:run passes — all tests green
• pnpm build succeeds — dist/ generated cleanly
• All new public methods/types have TypeDoc comments
• New behaviour is covered by at least one Vitest unit test
• No new runtime dependencies added without prior maintainer approval
• docs/ updated if public API changed
• examples/ updated if new usage patterns were added
• Backwards compatibility maintained (or breaking change clearly noted above)

Additional Notes

[Lakes41]

PR seems to fail workflow @iamdikko

[Lakes41]

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