docs: introduce temperature option

Author: xiaotianxt

docs/configuration_manual_CN.md

@@ -70,3 +70,11 @@
 - 说明
   - 自定义 User Prompt，填写则会覆盖默认的 User Prompt
   - 可以使用与系统指令中相同的变量
+
+### 温度
+
+- 可选项
+- 默认值: `0.2`
+- 说明
+  - 温度值越高，生成的文本越随机，更有创意。
+  - 翻译任务建议设置在 `0.2` 左右，润色任务可以适当调高，如果需要严谨性，可以设置为 `0`。

docs/configuration_manual_EN.md

@@ -70,3 +70,11 @@
 - Description
   - Customize User Prompt, filling this will override the default User Prompt
   - Can use the same variables as in the system command
+
+### Temperature
+
+- Optional
+- Default value: `0.2`
+- Description
+  - The higher the temperature value, the more random and creative the generated text will be.
+  - For translation tasks, it is recommended to set around `0.2`; for polishing tasks, it can be appropriately increased. If accuracy is highly required, it can be set to `0`.