add README with Deployment instructions

README.md

@@ -0,0 +1,15 @@
+# Deployment
+
+Beide failen bei Activation des neuen Profils. (TODO)
+
+## Mit `nixos-switch rebuild`
+
+```shell
+nixos-rebuild switch -I nixos-config=./hosts/storage-ng/$HOST/configuration.nix --target-host "root@$HOST.hq.c3d2.de"
+```
+
+## Mit NixOps
+
+```shell
+nixops create  hq.nixops -d hq
+```