learn-skill: DeepSeek Harness Learning Pipeline Plugin

learn-skill is a skill plugin for DeepSeek Harness (DSH), designed to build an Agent-native learning pipeline. It supports extracting audio, video, and text/image content from eight major platforms, including Douyin, Bilibili, YouTube, and local files. It automatically cleans short links and prioritizes subtitle extraction or performs recoverable transcription. By utilizing keyframe OCR and a full-text Map-Reduce-Verify process, combined with the current Agent session model for evidence analysis, it generates hierarchical knowledge cards featuring chapters, Mermaid mind maps, and terminology. The plugin supports importing results into Obsidian (default), Siyuan, or saving them as local Markdown files. It features SQLite-based checkpoint resumption and task ledger functions, ensuring that the security boundary is limited to local extraction without depending on external APIs. Users can...