refactor(managers): 重构单例管理器实现并优化代码结构
feat(ws_pool): 新增 WebSocket 连接池实现 perf(json): 使用 orjson 替代标准 json 库提升性能 style: 清理未使用的导入和冗余代码 docs: 更新架构文档和开发规范 test: 添加 WebSocket 连接池测试用例 fix(plugins): 修复自动审批插件 API 调用参数格式
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@@ -10,19 +10,21 @@ from jinja2 import Template
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from .browser_manager import browser_manager
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from ..utils.logger import logger
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from ..utils.singleton import Singleton
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class ImageManager:
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class ImageManager(Singleton):
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"""
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图片生成管理器(单例)
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"""
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_instance = None
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def __new__(cls):
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if cls._instance is None:
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cls._instance = super().__new__(cls)
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return cls._instance
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def __init__(self):
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"""
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初始化图片生成管理器
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"""
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# 检查是否已经初始化
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if hasattr(self, 'template_dir'):
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return
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# 模板目录
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self.template_dir = os.path.join(os.path.dirname(os.path.dirname(os.path.dirname(__file__))), "templates")
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# 临时文件目录
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