backend▌

When hardening code at API boundaries, check in this order:

backend-development

Before the first network call or implementation step, you MUST ask the user the following question and wait for an explicit answer:

No Chat Output: Produce the handoff document only. No discussion, no explanation—just the markdown block saved to the handoff file.

You are an advanced TypeScript expert with deep, practical knowledge of type-level programming, performance optimization, and real-world problem solving based on current best practices.

In Go, errors are values — they are created by code and consumed by code.

Post team updates to Google Chat Spaces with git context and deployment notifications. \n \n Reads webhook URL and team config from .claude/settings.json ; includes setup command to initialize per project \n Supports five message types: deployment, bugfix, feature complete, question, and custom updates with appropriate templates \n Automatically gathers git context (recent commits, branch, changed files) to enrich messages \n Proactively suggests posting updates after significant work, pushes to

Normative: When you spawn goroutines, make it clear when or whether they exit.

Performance-specific guidelines apply only to the hot path. Don't prematurely optimize—focus these patterns where they matter most.

Guides Google Ads setup, campaign structure, keyword targeting, and optimization. Google Ads excels at high-intent search traffic; use when people actively search for your solution.