feat(linter): add new linters G118 and G704
refactor(proxy): optimize proxy status slice initialization
fix(api): clarify comment regarding URL construction
fix(deps): upgrade github.com/hashicorp/yamux to v0.1.2
docs(flags): improve DNS server flag description
refactor(controller): simplify port range return logic
refactor(featuregate): optimize enabled features string conversion
- pkg/nathole: add RLock when reading clientCfgs map in PreCheck path
to prevent concurrent map read/write crash
- server/proxy: fix error variable shadowing in GetWorkConnFromPool
that could return a closed connection with nil error
- pkg/util/net: check ListenUDP error before spawning goroutines
and assign readConn to struct field so Close() works correctly
