backend▌

When this skill does NOT apply: For naming individual identifiers within a package, see go-naming. For organizing functions within a single file, see go-functions. For configuring linters that enforce import rules, see go-linting.

Guide developers in building secure APIs by implementing authentication, authorization, input validation, rate limiting, and protection against common vulnerabilities. This skill covers security patterns for REST, GraphQL, and WebSocket APIs.

Tushare Pro 是中国领先的金融数据平台，提供股票、基金、期货、债券、外汇、数字货币等全品类金融大数据。

Comprehensive guide to running ML workloads on Modal's serverless GPU cloud platform.

backend-development

Functional options is a pattern where you declare an opaque Option type that records information in an internal struct. The constructor accepts a variadic number of these options and applies them to configure the result.

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

Find access control vulnerabilities by investigating how the codebase answers one question:

Read references/SWITCH-PATTERNS.md when using switch statements, type switches, or break with labels

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