docs: update READMEs with full auto-install chain info

- Root README: add sudo to one-line install, document auto-installed components
- Claude README: add auto-install chain table, Windows PowerShell instructions, remove manual npm install step

README.md

@@ -14,23 +14,36 @@ Patched AI coding tools for use with custom API endpoints.
 
 ## Quick Start
 
-See README in each product folder for installation instructions.
+See README in each product folder for details.
 
-### Claude Code
+### Claude Code — One-line Install
 
 ```bash
-bash <(curl -s https://git.sensey24.ru/aibot777/unlimitedcoding/raw/branch/master/claude/uclaude_install.sh)
+sudo bash <(curl -s https://git.sensey24.ru/aibot777/unlimitedcoding/raw/branch/master/claude/uclaude_install.sh)
 ```
 
-Or manually:
+This will automatically install all dependencies (git, python3, Node.js, Claude Code) and apply patches.
+
+### Manual Install
+
 ```bash
 git clone --depth 1 https://git.sensey24.ru/aibot777/unlimitedcoding.git
 cd unlimitedcoding
 sudo bash claude/uclaude_update.sh --force
 ```
 
-## Requirements
+### Update
 
-- Git
-- Python 3
-- Node.js v24.13+ (auto-installed if missing/outdated)
+```bash
+cd ~/unlimitedcoding
+sudo bash claude/uclaude_update.sh
+```
+
+## What Gets Installed Automatically
+
+- **Git** — via apt/dnf/yum/brew (if missing)
+- **Python 3** — via apt/dnf/yum/brew (if missing)
+- **Node.js v24.13+** — via nodesource/brew (if missing or outdated)
+- **Claude Code** — via npm (if missing)
+- **Patched cli.js** — replaces original with backup
+- **Settings** — API endpoint, model, permissions for all users