docs: sync README from fork (HF deploy instructions)

chore: harden gitignore for secrets

fix: fresh DATA_DIR=/data/v2 (DB corrupted from path switches)

cleanup: remove debug log, timeout settings confirmed working

debug: log fetch timeout resolution

fix: run app as root (no su-exec), drop chown on /data bucket

feat: fetchConnectTimeoutMs now reads from settings DB (base.js + qoder.js)

fix: DATA_DIR=/data/9router-data (subdir in HF bucket to avoid mount readonly issue)

docs: mark as custom fork, remove deleted image ref

fix: store persistent data on HF bucket at /data (DATA_DIR=/data)

fix: add HF Space Docker SDK YAML frontmatter

fix: use port 7860 for HF Space

feat: configurable stream stall timeout + per-provider UI

initial commit