DeepSeek Harness Context Compression Plugin: dsh-plugin-context-compressor

`dsh-plugin-context-compressor` is a context management plugin for DeepSeek Harness, designed to address high token consumption and truncation issues in long conversations. It intelligently filters and retains key decisions, errors, and preferences, removes redundant or failed records, and summarizes the remaining content in a structured format. Users can trigger compression with specific commands, reducing costs while improving the agent's reasoning efficiency.