初步上传基于rust的后端视频关键帧抽帧处理源文件以及readme

但是api还未完成接入

src/chat/utils/rust-video/config.toml

@@ -0,0 +1,70 @@
+# 🔧 Video Keyframe Extraction API 配置文件
+
+[server]
+# 服务器配置
+host = "0.0.0.0"
+port = 8050
+workers = 1
+reload = false
+log_level = "info"
+
+[api]
+# API 基础配置
+title = "Video Keyframe Extraction API"
+description = "视频关键帧提取服务"
+version = "1.0.0"
+max_file_size = "100MB"  # 最大文件大小
+
+[processing]
+# 视频处理配置
+default_threshold = 0.3
+default_output_format = "png"
+max_frames = 10000
+temp_dir = "temp"
+upload_dir = "uploads"
+output_dir = "outputs"
+
+[rust]
+# Rust 程序配置
+executable_name = "video_keyframe_extractor"
+executable_path = "target/release"  # 相对路径，自动检测
+
+[ffmpeg]
+# FFmpeg 配置
+auto_detect = true
+custom_path = ""  # 留空则自动检测
+timeout = 300  # 秒
+
+[performance]
+# 性能优化配置
+async_workers = 4           # 异步文件处理工作线程数
+upload_chunk_size = 8192    # 上传块大小 (字节)
+max_concurrent_uploads = 10 # 最大并发上传数
+compression_level = 1       # ZIP 压缩级别 (0-9, 1=快速)
+stream_chunk_size = 8192    # 流式响应块大小
+enable_performance_metrics = true  # 启用性能监控
+
+[storage]
+# 存储配置
+cleanup_interval = 3600  # 清理间隔(秒)
+max_storage_size = "10GB"
+result_retention_days = 7
+
+[monitoring]
+# 监控配置
+enable_metrics = true
+enable_logging = true
+log_file = "logs/api.log"
+max_log_size = "100MB"
+
+[security]
+# 安全配置
+allowed_origins = ["*"]
+max_concurrent_tasks = 10
+rate_limit_per_minute = 60
+
+[development]
+# 开发环境配置
+debug = false
+auto_reload = false
+cors_enabled = true