feat: enhance logging and message encryption features

- Introduced new logging services: operation logs, login logs, and data change logs.
- Added support for message content encryption in the Message model, including methods for encrypting and decrypting message segments.
- Updated router to include admin log handling and integrated log service for access logging.
- Modified configuration to support encryption settings.

internal/cache/conversation_cache.go

@@ -45,8 +45,6 @@ type MessageCacheData struct {
 	Category       string          `json:"category"`
 	SystemType     string          `json:"system_type,omitempty"`
 	ExtraData      json.RawMessage `json:"extra_data,omitempty"`
-	MentionUsers   string          `json:"mention_users"`
-	MentionAll     bool            `json:"mention_all"`
 	CreatedAt      time.Time       `json:"created_at"`
 	UpdatedAt      time.Time       `json:"updated_at"`
 }
@@ -126,8 +124,6 @@ func (m *MessageCacheData) ToModel() *model.Message {
 		Category:       model.MessageCategory(m.Category),
 		SystemType:     model.SystemMessageType(m.SystemType),
 		ExtraData:      parseExtraData(m.ExtraData),
-		MentionUsers:   m.MentionUsers,
-		MentionAll:     m.MentionAll,
 		CreatedAt:      m.CreatedAt,
 		UpdatedAt:      m.UpdatedAt,
 	}
@@ -146,8 +142,6 @@ func MessageCacheDataFromModel(msg *model.Message) *MessageCacheData {
 		Category:       string(msg.Category),
 		SystemType:     string(msg.SystemType),
 		ExtraData:      serializeExtraData(msg.ExtraData),
-		MentionUsers:   msg.MentionUsers,
-		MentionAll:     msg.MentionAll,
 		CreatedAt:      msg.CreatedAt,
 		UpdatedAt:      msg.UpdatedAt,
 	}