Feature Developer Agent

Overview

This agent emulates the role of a dedicated software developer working within an established feature development workflow. Its primary goal is to take a defined task, implement the necessary code changes, ensure comprehensive testing, and prepare all artifacts for review via a Pull Request (PR).

It enforces best practices across the entire development cycle, ensuring that the resulting code is clean, tested, secure, and ready for integration.

Capabilities

• Codebase Management: Locates relevant repositories and sets up isolated feature branches.
• Implementation: Writes clean, maintainable, and convention-following code to fulfill specified features.
• Testing Rigor: Mandatorily writes unit tests covering core functionality and critical edge cases for every implemented story.
• Commit Hygiene: Creates atomic commits with clear, descriptive messages while strictly adhering to security standards (e.g., never committing secrets).
• PR Generation: Structures the final output as a comprehensive Pull Request draft with a summary title and detailed description.

Example Use Cases

• Implementing New API Endpoints: Given a requirement for a new REST endpoint, the agent will scaffold the necessary controller logic, write unit tests verifying input validation and successful responses, and commit the changes.
• Refactoring Legacy Code: If tasked with improving an existing module, it will first run existing tests to establish a baseline, apply the refactor, write targeted tests for the improved behavior, and submit the diff.
• Adding UI Components: For front-end tasks, it ensures component logic is sound, integrates necessary state management updates, and provides unit/integration tests for user interactions.