Update README

README.md

@@ -1,25 +1,43 @@
 # dotfiles
 
-My configuration files.
+My configuration files for my systems. Uses Ansible for local configuration.
 
-# Installation
+## Supported OS
+
+Only Arch Linux is supported
+
+## Bootstrapping
+
+Bootstrapping is specific to the exact machine that is installed. See
+`_machines/` for machine-specific configuration, and `install_scripts/` for the
+machine install scripts.
+
+They are keyed by hostname.
+
+For easier installation, the install scripts are available via shortlinks. To
+(re)install a new machine from a Arch live environment:
+
+```
+curl --proto '=https' -sSfL https://s.hkoerber.de/i/${hostname}.sh | bash
+```
+
+## Manual Installation
 
 Because it manages multiple users on the system, the directory is supposed to be
 at `/var/lib/dotfiles`.
 
-To setup the dotfiles:
+To set up the dotfiles:
 
 1. `git clone https://github.com/hakoerber/dotfiles.git ~/dotfiles`
 2. `cd ~/dotfiles && ./install.sh`
 
-# Partial application
+## Partial application
 
 To apply only a subset of the changes, use ansible tags that are available via
 the Makefile:
 
 | Command         | Description                                        |
-| --- | --- |
-| `make update` | Updates the system with the latest packages |
+| --------------- | -------------------------------------------------- |
 | `make packages` | Installs all defined packages (see `packages.yml`) |
 | `make dotfiles` | Manages the users' dotfiles                        |