# Backend Standards > Detailed backend patterns and code examples for server implementation. Use when you need step-by-step guidance or concrete code patterns beyond what the auto-loaded backend rules provide. Use when this capability is needed. - Skill: `tomevault-io/backend-standards` (Agent Skill, multi-file: 2 files) - Install (CLI): `npx skillmds@latest add tomevault-io/backend-standards` - Raw SKILL.md: https://api.skillmd.com/api/skills/tomevault-io/backend-standards/raw - Safety review: pending (external: skill-scanner PASS, skillspector PASS) - Works with: Claude Code, Claude.ai, OpenAI Codex - Category: AI & ML - Author: tomevault-io (https://skillmd.com/u/tomevault-io) - Updated: 2026-09-17 - Page: https://skillmd.com/skills/tomevault-io/backend-standards --- # Backend Standards (Procedural Guide) > **Note:** Declarative rules (conventions, directory structure, naming) are in `.claude/rules/backend.md` and auto-loaded for `packages/server/**`. This skill provides detailed code examples and patterns. ## Detailed Documentation - [backend-standards.md](backend-standards.md) - Full code examples for Hono routes, Valibot validation, logging patterns, service singletons, callback lifecycle, resource cleanup, async patterns - [websocket-patterns.md](websocket-patterns.md) - WebSocket implementation details: dual architecture setup, message protocol types, broadcast implementation, output buffering code - [webhook-receiver-patterns.md](webhook-receiver-patterns.md) - Webhook receiver implementation: always-200 pattern, async processing, signature verification, error handling strategy --- > Converted and distributed by [TomeVault](https://tomevault.io/claim/ms2sato) — claim your Tome and manage your conversions.