✨ feat: use pydantic models to validate manifests

[guptadev21]

✨ What’s New

This PR introduces v2 SDK integration and a series of improvements aimed at modernizing the codebase and enhancing developer experience.

🔑 Highlights

• Migration to rapyuta-io-sdk-v2
  • Replaced all usages of riocli.v2client and related exceptions with their rapyuta-io-sdk-v2 counterparts.
  • Updated client initialization logic to leverage the new SDK’s configuration loading.
  • Adjusted API calls to align with updated method signatures and response structures (e.g., list responses wrapped in items).
• Pydantic model validation for resource definitions, ensuring stronger type safety and input validation.
• Code readability improvements by refactoring modules for clarity and consistency.
• Dependency updates to align with the new SDK and modern tooling.
• Developer tooling enhancements
  • Improved linting, formatting, and testing commands.
  • Clearer documentation around development workflows.

📦 Affected Areas

• Authentication
• Deployment
• Network
• Package modules
• Supporting utilities and exception handling

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🧭 Why This Matters

• Streamlines the migration path away from internal clients (riocli.v2client).
• Ensures consistency and reliability through pydantic-based validation.
• Improves maintainability and readability for contributors.
• Provides a smoother developer experience with better tooling.

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✅ Pre-Merge Checklist

• Update base branch from feat/manifest-validation → devel (default branch)
• Verify all CI checks pass
• Ensure docs and tooling commands are up-to-date

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📌 Notes

• Merging this PR will also resolves https://github.com/rapyuta-robotics/rapyuta_io/issues/922

[github-actions]

🤖 Pull Request Artifacts (#18971495846) 🎉