March 2026 monthly summary across GitNexus, deer-flow, and ruvlo highlighting key features delivered, major bugs fixed, overall impact, and technologies demonstrated. Key features delivered: - GitNexus: Ingestion robustness with skipping unavailable native Swift parsers during sequential ingestion and verbose logging of skipped files; documentation and test coverage added. - Deer-flow: Hardened file uploads with strict validation, optimized document conversion, active-event-loop worker reuse, improved error handling, and clearer upload status feedback. - Deer-flow: Robust suggestion endpoint with content-type normalization to prevent silent drops and ensure correct parsing; documentation updated. - Deer-flow: Skill installation metadata support with frontmatter metadata (version, author, compatibility); tests added; documentation updated. - Ruflo: PluginManager priority and version compatibility refactor to improve plugin robustness and compatibility checks. Major bugs fixed: - Deer-flow: Secure skill archive extraction with safety checks and correct root directory handling; ignore metadata wrappers and dotfiles; guard against unsafe paths, symlinks, and archive size issues. - Deer-flow: Normalize title content to prevent leakage of internal representations into thread titles; added normalization method and tests. - Deer-flow: Prevent duplicate file upload submissions by introducing isUploading state and sendInFlightRef; separate upload busy state from streaming stop state. - Deer-flow: Delete associated generated Markdown for convertible uploads to maintain storage consistency when uploads are removed. - Ruflo: Hook declarations type export path fix and benchmark environment lookup fix in ESM to ensure correct type resolution and environment metadata collection. Overall impact and accomplishments: - Increased robustness and reliability of ingestion, upload, and suggestion workflows across three repos, reducing failure modes and improving user feedback. - Strengthened security posture with safe archive handling and safer messaging around uploads. - Improved developer experience and DX through better type exports, plugin management controls, and clearer error telemetry. Technologies/skills demonstrated: - Swift ingestion robustness and verbose logging for resilience. - Backend validation, conversion optimization, and per-event-loop worker reuse. - Content-type normalization, structured error reporting, and front-end error surfacing. - Metadata-driven skill installation, frontmatter handling, and testing. - ESM/CommonJS interoperability, type export paths, and plugin system refactoring.