add readme

README.md

@@ -1,2 +1,44 @@
 # saturnarch
-Small linux system base on arch linux
+Small linux system base on arch linux. Build to be minimalist but usable in GUI.
+
+![ScreenShot](https://raw.github.com/lukas0025/saturnarch/master/screens/black.png)
+
+more ScreenShots in `/screens`
+website + iso: https://lukas.plevac.eu/saturnarch
+
+## Install build tools
+for build you need `archiso` package. (https://archlinux.org/packages/?name=archiso)
+
+```sh
+sudo pacman -S archiso
+```
+
+## Building iso
+You can build iso only on Arch Linux. Make you sure is  `/work` and `/out` deleted. If not delete them.
+
+```sh
+chmod +x build.sh
+sudo ./build.sh
+```
+
+## clean repo after build
+Remove  `/work` and `/out`. 
+
+```sh
+sudo rm -rf /work
+sudo rm -rf /out
+```
+
+## install on computer
+* copy iso content to USB flash disk or CD disk
+```sh
+sudo dd if=my-saturnarch.iso of=/dev/mydisk status=progress
+```
+* boot usb flash disk on legacy mode (UEFI mode is not supported!)
+* \[info\] after boot -> auto login to root
+* click on install file on desktop
+* enter information (user, passwords, hostname, ...)
+* after complete reboot computer
+```sh
+reboot
+```

airootfs/to_install/etc/sudoers

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+## sudoers file.
+##
+## This file MUST be edited with the 'visudo' command as root.
+## Failure to use 'visudo' may result in syntax or file permission errors
+## that prevent sudo from running.
+##
+## See the sudoers man page for the details on how to write a sudoers file.
+##
+
+##
+## Host alias specification
+##
+## Groups of machines. These may include host names (optionally with wildcards),
+## IP addresses, network numbers or netgroups.
+# Host_Alias	WEBSERVERS = www1, www2, www3
+
+##
+## User alias specification
+##
+## Groups of users.  These may consist of user names, uids, Unix groups,
+## or netgroups.
+# User_Alias	ADMINS = millert, dowdy, mikef
+
+##
+## Cmnd alias specification
+##
+## Groups of commands.  Often used to group related commands together.
+# Cmnd_Alias	PROCESSES = /usr/bin/nice, /bin/kill, /usr/bin/renice, \
+# 			    /usr/bin/pkill, /usr/bin/top
+# Cmnd_Alias	REBOOT = /sbin/halt, /sbin/reboot, /sbin/poweroff
+
+##
+## Defaults specification
+##
+## You may wish to keep some of the following environment variables
+## when running commands via sudo.
+##
+## Locale settings
+# Defaults env_keep += "LANG LANGUAGE LINGUAS LC_* _XKB_CHARSET"
+##
+## Run X applications through sudo; HOME is used to find the
+## .Xauthority file.  Note that other programs use HOME to find   
+## configuration files and this may lead to privilege escalation!
+# Defaults env_keep += "HOME"
+##
+## X11 resource path settings
+# Defaults env_keep += "XAPPLRESDIR XFILESEARCHPATH XUSERFILESEARCHPATH"
+##
+## Desktop path settings
+# Defaults env_keep += "QTDIR KDEDIR"
+##
+## Allow sudo-run commands to inherit the callers' ConsoleKit session
+# Defaults env_keep += "XDG_SESSION_COOKIE"
+##
+## Uncomment to enable special input methods.  Care should be taken as
+## this may allow users to subvert the command being run via sudo.
+# Defaults env_keep += "XMODIFIERS GTK_IM_MODULE QT_IM_MODULE QT_IM_SWITCHER"
+##
+## Uncomment to use a hard-coded PATH instead of the user's to find commands
+# Defaults secure_path="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
+##
+## Uncomment to send mail if the user does not enter the correct password.
+# Defaults mail_badpass
+##
+## Uncomment to enable logging of a command's output, except for
+## sudoreplay and reboot.  Use sudoreplay to play back logged sessions.
+# Defaults log_output
+# Defaults!/usr/bin/sudoreplay !log_output
+# Defaults!/usr/local/bin/sudoreplay !log_output
+# Defaults!REBOOT !log_output
+
+##
+## Runas alias specification
+##
+
+##
+## User privilege specification
+##
+root ALL=(ALL) ALL
+
+## Uncomment to allow members of group wheel to execute any command
+# %wheel ALL=(ALL) ALL
+
+## Same thing without a password
+# %wheel ALL=(ALL) NOPASSWD: ALL
+
+## Uncomment to allow members of group sudo to execute any command
+ %sudo	ALL=(ALL) ALL
+
+## Uncomment to allow any user to run sudo if they know the password
+## of the user they are running the command as (root by default).
+# Defaults targetpw  # Ask for the password of the target user
+# ALL ALL=(ALL) ALL  # WARNING: only use this together with 'Defaults targetpw'
+
+## Read drop-in files from /etc/sudoers.d
+## (the '#' here does not indicate a comment)
+#includedir /etc/sudoers.d