feat：可开启原生at功能

src/config/config.py

@@ -55,7 +55,7 @@ BOT_CONFIG_PATH: Path = (CONFIG_DIR / "bot_config.toml").resolve().absolute()
 MODEL_CONFIG_PATH: Path = (CONFIG_DIR / "model_config.toml").resolve().absolute()
 LEGACY_ENV_PATH: Path = (PROJECT_ROOT / ".env").resolve().absolute()
 MMC_VERSION: str = "1.0.0"
-CONFIG_VERSION: str = "8.9.8"
+CONFIG_VERSION: str = "8.9.11"
 MODEL_CONFIG_VERSION: str = "1.14.1"
 
 logger = get_logger("config")

src/config/official_configs.py

@@ -191,6 +191,15 @@ class ChatConfig(ConfigBase):
     inevitable_at_reply: bool = Field(default=True)
     """是否启用at必回复"""
 
+    enable_at: bool = Field(
+        default=True,
+        json_schema_extra={
+            "x-widget": "switch",
+            "x-icon": "at-sign",
+        },
+    )
+    """是否允许 replyer 使用 at[msg_id] 标记来发送真正的 at 消息"""
+
     enable_reply_quote: bool = Field(
         default=True,
         json_schema_extra={