Update README.md

README: add blog post link under Demo & social

README: add Git repo link under Demo & social

README: add demo video + LinkedIn social-post links (REQ-03/REQ-04)

README copy edits: trim 'in one breath' / 'three things'; soften cost claim to 'significant'

README: hackathon tags (Backyard AI · Best MiniCPM Build · Best Agent) + business problem/solution/benefits/models/fine-tune write-up

Deploy latest: ERP DocIQ NLQ chatbot + reasoning models (MiniCPM3-4B/Command R7B) + ERP fine-tuning + extreme OCR docs

Deploy ERP-DocIQ: agentic OCR + IDP (MiniCPM-V 8B, Tesseract)

initial commit