https://eslider.github.io/Andriy OblivantsevPortfolio, projects, and technical notes on backend systems, data engineering, DevOps, and self-hosted AI infrastructure. 2026-06-24T16:29:38+01:00 Andriy Oblivantsev https://eslider.github.io/ Jekyll © 2026 Andriy Oblivantsev /assets/img/favicons/favicon.ico /assets/img/favicons/favicon-96x96.png self-ca — Self-Hosted Certificate Authority2026-06-21T11:00:00+01:00 2026-06-21T11:00:00+01:00 https://eslider.github.io/posts/self-ca-private-certificates/ Andriy Oblivantsev Generate, store, and install private HTTPS certificates on iOS, Android, Windows, Linux, and macOS. go-second-brain — Knowledge Graph RAG Platform2026-06-16T11:00:00+01:00 2026-06-16T11:00:00+01:00 https://eslider.github.io/posts/go-second-brain-knowledge-graph-rag/ Andriy Oblivantsev Markdown KB → Neo4j + Qdrant → Matrix RAG bot and voice assistant. go-hocr — hOCR 1.2 Parser for Tesseract2026-06-15T11:00:00+01:00 2026-06-15T11:00:00+01:00 https://eslider.github.io/posts/go-hocr-tesseract-parser/ Andriy Oblivantsev Parse Tesseract hOCR 1.2 output — YAML/HTML export, bounding boxes, OCR confidence. AI Fabric — Agent-Driven Delivery on Gitea2026-06-14T11:00:00+01:00 2026-06-14T11:00:00+01:00 https://eslider.github.io/posts/ai-fabric-agent-delivery/ Andriy Oblivantsev Self-hosted issue → implement → CI → PR automation with Telegram control. Self-Hosted AI Delivery Fabric — Architecture Deep Dive2026-06-10T11:00:00+01:00 2026-06-24T16:03:00+01:00 https://eslider.github.io/posts/self-hosted-ai-delivery-fabric/ Andriy Oblivantsev Issue → agent → CI → PR pipeline design with policy gates and human approval.