https://www.kleasnap.com/ https://www.kleasnap.com/blog https://www.kleasnap.com/blog/llm-hallucination-clean-markdown https://www.kleasnap.com/blog/ai-research-workflow-file-cleaner https://www.kleasnap.com/blog/markdown-best-format-rag-2026 https://www.kleasnap.com/blog/clean-messy-copy-paste-text