Ship personalised RAG, 10m SLA, parallel generate, and AI phase docs for HF pilot.

Prioritize production AI: photo vision fix, HF profile, and inspector on generate.

feat: async pipeline, job queue, generation hardening, and docs

deploy: harden inspector + add RAGAS eval harness

refactor: enhance non-invention guard and tier-aware output handling

chore: update .gitignore and README for improved clarity and functionality

- Added support for RICS survey levels (1, 2, 3) in document uploads and reports, allowing for better tier management and retrieval filtering.