update-golang-deps

Audit and update Go module dependencies using native go toolchain commands (go list, go get, go mod tidy) plus govulncheck for security. Auto-applies patch updates silently, asks before minor, and confirms each major individually. Cross-checks release notes via gh/Context7 and vulnerabilities before each batch. Handles v2+ module path changes (gopkg.in/, github.com/.../v2). Use when the user asks to update…