feat: 添加新的插件和清单管理工具

- 引入了“hello_world_plugin”和“take_picture_plugin”及其各自的清单文件。
- 实现了“manifest_tool.py”，用于创建、验证和管理插件清单。
- 添加了“test_version_compatibility.py”，用于测试版本规范化、比较和兼容性检查。
- 增强了“manifest_utils.py”，增加了版本比较和验证功能。

src/plugins/built_in/doubao_pic_plugin/_manifest.json

@@ -0,0 +1,45 @@
+{
+  "manifest_version": 3,
+  "name": "豆包图片生成插件 (Doubao Image Generator)",
+  "version": "1.2.0",
+  "description": "基于火山引擎豆包模型的AI图片生成插件，支持智能LLM判定、高质量图片生成、结果缓存和多尺寸支持。",
+  "author": {
+    "name": "MaiBot团队",
+    "url": "https://github.com/MaiM-with-u"
+  },
+  "license": "GPL-v3.0-or-later",
+  
+  "host_application": {
+    "min_version": "0.8.0",
+    "max_version": "0.8.0"
+  },
+  "homepage_url": "https://github.com/MaiM-with-u/maibot",
+  "repository_url": "https://github.com/MaiM-with-u/maibot",
+  "keywords": ["ai", "image", "generation", "doubao", "volcengine", "art"],
+  "categories": ["AI Tools", "Image Processing", "Content Generation"],
+  
+  "default_locale": "zh-CN",
+  "locales_path": "_locales",
+  
+  "plugin_info": {
+    "is_built_in": true,
+    "plugin_type": "content_generator",
+    "api_dependencies": ["volcengine"],
+    "components": [
+      {
+        "type": "action",
+        "name": "doubao_image_generation",
+        "description": "根据描述使用火山引擎豆包API生成高质量图片",
+        "activation_modes": ["llm_judge", "keyword"],
+        "keywords": ["画", "图片", "生成", "画画", "绘制"]
+      }
+    ],
+    "features": [
+      "智能LLM判定生成时机",
+      "高质量AI图片生成", 
+      "结果缓存机制",
+      "多种图片尺寸支持",
+      "完整的错误处理"
+    ]
+  }
+}