fix: optimize memory usage, fix agent and code refactor (#118)

* refactor: simplify io code and make utils module independent

* fix(docker): agent and socket-proxy docker event flushing with modified reverse proxy handler

* refactor: remove unused code

* refactor: remove the use of logging module in most code

* refactor: streamline domain mismatch check in certState function

* tweak: use ecdsa p-256 for autocert

* fix(tests): update health check tests for invalid host and add case for port in host

* feat(acme): custom acme directory

* refactor: code refactor and improved context and error handling

* tweak: optimize memory usage under load

* fix(oidc): restore old user matching behavior

* docs: add ChatGPT assistant to README

---------

Co-authored-by: yusing <yusing@6uo.me>

internal/utils/pool/pool_debug.go

@@ -5,11 +5,11 @@ package pool
 import (
 	"runtime/debug"
 
-	"github.com/yusing/go-proxy/internal/logging"
+	"github.com/rs/zerolog/log"
 )
 
 func (p Pool[T]) checkExists(key string) {
 	if _, ok := p.m.Load(key); ok {
-		logging.Warn().Msgf("%s: key %s already exists\nstacktrace: %s", p.name, key, string(debug.Stack()))
+		log.Warn().Msgf("%s: key %s already exists\nstacktrace: %s", p.name, key, string(debug.Stack()))
 	}
 }