Go Defensive Programming Patterns Compatibility: Crypto examples may use , which requires Go 1.24+. Resource Routing - - Read when copying slices/maps across API boundaries. - - Read when introducing or removing package globals. - - Read when deciding whether a panic-on-error helper is acceptable. - - Read when evaluating panic, recover, or crash containment. - - Read when handling time types, enum zero values, or struct tags. Defensive Checklist Priority When hardening code at API boundaries, check in this order: --- Quick Reference | Pattern | Rule | Details | |---------|------|---------| |…