Full-Stack Feature Implementation Workflow

Execute a full-stack feature implementation across database, backend, frontend, and testing layers. This skill follows the implementation plan produced by /plan-feature and builds all layers with integrated testing.

[!CAUTION] Scope boundary: This skill implements code and commits it. It does NOT create pull requests, push to remote, run code reviews, or submit anything for merge. When implementation and commits are complete, stop and suggest the user run /review-code next. Do not proceed to PR creation — that is /submit-pr's job.

Step 1: Load Implementation Plan

Check for an implementation plan using the following priority:

[!NOTE] GitHub issues created by /plan-feature are task-oriented work items — the decision record remains the authoritative source of council evaluations, rationale, and architectural context. When loading from an issue, always read the referenced decision record for full context.

Option A: GitHub Issue (Primary)

If the user provides a GitHub issue number (e.g., /build-feature 42 or /build-feature #42):

Fetch the issue details: