Add description for script usage in deployment readme

deployment/README.deployment.md

@@ -17,7 +17,62 @@ You have the following options for a deployment:
 
 After the first deployment of the new network on your server, the database is initialized with the default administrator:
 
-- E-mail: admin@example.org
-- Password: 1234
+- E-mail: `admin@example.org`
+- Password: `1234`
 
 ***ATTENTION:*** When you are logged in for the first time, please change your (the admin's) e-mail to an existing one and change your password to a secure one !!!
+
+## Use the Scripts
+
+To use all the scripts you have to set the variable `CONFIGURATION` in your terminal by entering:
+
+```bash
+# in deployment folder
+
+# set configuration name to folder name in 'configurations' folder (network name)
+$ export CONFIGURATION=`<your-configuration-name>`
+# to check this
+$ echo $CONFIGURATION
+```
+
+### Secrets Encrypt/Decrypt
+
+To encrypt and decrypt the secrets of your network in your terminal set a correct password in a (new) file `configurations/<your-configuration-name>/SECRET`.
+If done please enter:
+
+```bash
+# in deployment folder
+
+# encrypt secrets
+$ scripts/secrets.encrypt.sh
+
+# decrypt secrets
+$ scripts/secrets.decrypt.sh
+```
+
+### Maintenance Mode On/Off
+
+Activate or deactivate maintenance mode in your terminal:
+
+```bash
+# in deployment folder
+
+# activate maintenance mode
+$ scripts/cluster.maintenance.sh on
+
+# deactivate maintenance mode
+$ scripts/cluster.maintenance.sh off
+```
+
+### Backup Script
+
+To save a locale backup of the database and uploaded images:
+
+```bash
+# in deployment folder
+
+# save backup
+$ scripts/cluster.backup.sh
+```
+
+The backup will be saved into your network folders `backup` folder in a new folder with the date and time.