Local document knowledge base for DeepSeek Harness: library_add/remove/list, hybrid semantic+keyword library_search with diversity re-ranking, relevance filtering and lost-in-the-middle avoidance, citation-aware injection, library_cite_check and library_diagnose — SQLite-backed index via the storage domain, local embedding, zero model downloads.
A typed, inference-capable ontology (TBox + ABox) plugin for DeepSeek Harness — durable domain knowledge the agent declares, asserts against, and queries under schema constraints.
Playwright/CDP web-fetch provider for DeepSeek Harness: renders pages in a real browser, denoises them (Readability + DOMPurify), and returns markdown.
API-key-free aggregate search (16 domestic+overseas engines with result-layer failure filtering) plus direct target-URL fetch with SSRF protection, as providers for the DeepSeek Harness web seam (ctx.web).
