README update.

README.md

@@ -9,10 +9,35 @@ My plan is to switch from Docker to native Linux Containers at some time but I a
 ## Get the code
 
     git clone https://git.xw3.org/hanez/rusty
-    or
-    git clone git@git.xw3.org:hanez/rusty.git
+    # or
+    git clone git@git.xw3.org:hanez/rusty.git (needs an account on git.xw3.org)
     cd rusty
 
+## Prepare environment
+
+    mkdir -p home/$USER
+    chown $USER:$USER home/$USER
+    su
+    # or 
+    sudo su
+    chown root:root home
+    mkdir root
+    chown root:root root
+
+## Configure your environment (Optional)
+
+Optionally you can configure your $HOME directories. I do this by pulling my $HOME config from my Git server. E.g.:
+
+    cd home/hanez
+    git clone git@git.xw3.org:hanez/home.git
+    cd ../..
+    su
+    # or
+    sudo su
+    cd root
+    git clone git@git.xw3.org:hanez/home.git
+    cd ..
+
 ## Using docker compose
 
     docker compose build
@@ -21,6 +46,8 @@ My plan is to switch from Docker to native Linux Containers at some time but I a
 
 ## Using the Dockerfile only (less comfortable and without shared directories)
 
+I recommend not to do it this way! You have been warned!
+
     docker build -t rusty .
     docker run -it --entrypoint /bin/bash rusty
- 
+