feat: testnet deployment readiness and SEP-40 response standardization

[ayomideadeniran]

Description

This pull request consolidates several testnet deployment readiness tasks across the Smart Contracts and DevOps categories, preparing the AnchorPoint application for its testnet launch.

Implementations Included:

• Yield Farming Contract Deployment: Deployed the Yield Farming contract to the testnet, ensuring proper configuration and readiness.
• Proxy Contract Deployment: Deployed the Proxy contract to the testnet to enable upgradable smart contract architecture.
• API Kubernetes Deployment: Created and configured the Kubernetes Deployment manifest for the API, aligning with our infrastructure requirements.
• Friendbot Funding Automation: Implemented automation to fund testnet accounts seamlessly using Friendbot.

Acceptance Criteria

• Implementations completed according to project standards.
• Code is properly documented and commented.
• Unit/Integration tests or manual QA steps provided.
• Passes CI pipeline (linting, tests, build).

Additional Context

All backend and infrastructure configurations handle logging safely without exposing any sensitive data or private keys. The smart contract deployments follow the architectural guidelines set out in the IMPLEMENTATION_SUMMARY.md.

Related Issues

Closes #423
Closes #415
Closes #402
Closes #398

[Ceejaytech25]

LGTM!