* Rename matrics -> metrics * Rephrase some cmd-line option descriptions
* add reth book structur * introduction to reth * add system requirement * update docs * Add node detail * add Disclaimer for disk estimate * add Disclaimer for disk estimate * add comman-line options * matrics docs * add logs docs * remove disk usage for now * Add disable-discovery flag in cli docs #597 Co-authored-by: Satoshi Okamoto <satoshi@butcher73.com>