package executor import (	"sync"	"time") type codexCache struct {	ID     string	Expire time.Time} var (	codexCacheMap   = map[string]codexCache{}	codexCacheMutex sync.RWMutex) // getCodexCache safely retrieves a cache entryfunc getCodexCache(key string) (codexCache, bool) {	codexCacheMutex.RLock()	defer codexCacheMutex.RUnlock()	cache, ok := codexCacheMap[key]	return cache, ok} // setCodexCache safely sets a cache entryfunc setCodexCache(key string, cache codexCache) {	codexCacheMutex.Lock()	defer codexCacheMutex.Unlock()	codexCacheMap[key] = cache} // deleteCodexCache safely deletes a cache entryfunc deleteCodexCache(key string) {	codexCacheMutex.Lock()	defer codexCacheMutex.Unlock()	delete(codexCacheMap, key)}