docs: improve override_base_prompt explanation and update maintainer (#852)

- Add visual diagrams to explain override_base_prompt behavior
- Clarify the difference between "append" (false) and "replace" (true) modes
- Add warning messages for advanced users about risks
- Update maintainer to "Nofx Team CoderMageFox"
- Improve both English and Chinese documentation

This change addresses user confusion about the override_base_prompt setting
by providing clear visual explanations and practical examples.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-authored-by: Claude <noreply@anthropic.com>

docs/prompt-guide.md

@@ -45,12 +45,19 @@ A Prompt is the "work instruction" you give to the AI trader, determining how th
 **Suitable for**: Beginners who want to start quickly
 **Time required**: 2 minutes
 
-#### Method 2: Add Custom Strategy on Top of Official Template
+#### Method 2: Add Custom Strategy on Top of Official Template (Recommended)
 
 **Steps**:
 1. Keep `prompts/default.txt` unchanged
 2. Add your strategy in the web interface's "Custom Prompt"
-3. Set `override_base_prompt = false`
+3. **Turn OFF** "Override Base Prompt" switch (`override_base_prompt = false`)
+
+**Effect Explanation**:
+```
+Final Prompt = Official Base Strategy (Risk Control + Format) + Your Custom Strategy
+               ↑                                                 ↑
+          System guarantees safety                         Your trading ideas
+```
 
 **Suitable for**: Intermediate users who want to keep risk controls but add their own ideas
 **Time required**: 10-30 minutes
@@ -59,9 +66,21 @@ A Prompt is the "work instruction" you give to the AI trader, determining how th
 
 **Steps**:
 1. Write a complete Prompt (including all risk control rules)
-2. Set `override_base_prompt = true`
+2. **Turn ON** "Override Base Prompt" switch (`override_base_prompt = true`)
 3. ⚠️ You are responsible for all risk controls and output formats
 
+**Effect Explanation**:
+```
+Final Prompt = Your Custom Strategy (Complete Replacement)
+               ↑
+     You need to ensure safety and correct format yourself
+```
+
+**Important Warnings**:
+- ❌ When enabled, the system will NOT automatically add risk control rules
+- ❌ Incorrect output format will cause trading failures
+- ⚠️ Only suitable for advanced users who fully understand the system mechanism
+
 **Suitable for**: Advanced users who fully understand the system mechanism
 **Time required**: 1-2 hours
 
@@ -1507,4 +1526,4 @@ Actual Behavior: [What actually happened]
 
 **Document Version**: v1.0
 **Last Updated**: 2025-01-09
-**Maintainer**: NoFx Team
+**Maintainer**: Nofx Team CoderMageFox

docs/prompt-guide.zh-CN.md

@@ -45,12 +45,19 @@ Prompt 是你给 AI 交易员的"工作指令"，决定了 AI 如何分析市场
 **适合**: 新手用户，想快速开始
 **耗时**: 2分钟
 
-#### 方式2：在官方模板基础上添加个性化策略
+#### 方式2：在官方模板基础上添加个性化策略（推荐）
 
 **步骤**:
 1. 保持 `prompts/default.txt` 不变
 2. 在 Web 界面的"自定义 Prompt"中添加你的策略
-3. 设置 `override_base_prompt = false`
+3. **关闭** "覆盖默认提示词" 开关（`override_base_prompt = false`）
+
+**效果说明**:
+```
+最终提示词 = 官方基础策略（风控+格式） + 你的自定义策略
+            ↑                              ↑
+         系统保证安全                    你的交易想法
+```
 
 **适合**: 进阶用户，想保留风控但加入自己的想法
 **耗时**: 10-30分钟
@@ -59,9 +66,21 @@ Prompt 是你给 AI 交易员的"工作指令"，决定了 AI 如何分析市场
 
 **步骤**:
 1. 编写完整的 Prompt（包含所有风控规则）
-2. 设置 `override_base_prompt = true`
+2. **开启** "覆盖默认提示词" 开关（`override_base_prompt = true`）
 3. ⚠️ 需要自行负责所有风控和输出格式
 
+**效果说明**:
+```
+最终提示词 = 你的自定义策略（完全替换）
+            ↑
+     你需要自己保证安全和格式正确
+```
+
+**重要警告**:
+- ❌ 开启后，系统不会自动添加风控规则
+- ❌ 输出格式错误会导致交易失败
+- ⚠️ 仅适合完全理解系统机制的高级用户
+
 **适合**: 高级用户，完全理解系统机制
 **耗时**: 1-2小时
 
@@ -1508,4 +1527,4 @@ Prompt 内容：
 
 **文档版本**: v1.0
 **最后更新**: 2025-01-09
-**维护者**: NoFx Team
+**维护者**: Nofx Team CoderMageFox