doc: 📝 update README

README.md

@@ -56,3 +56,37 @@ Connect via SSH to your Uberspace an then run:
 ```sh
 bash -c "$(wget -q -O - https://github.com/EV21/uberspace-helper/raw/main/gitea-installer.sh)"
 ```
+
+```console
+[isabell@stardust ~]$ bash -c "$(wget -q -O - https://sh.ev21.de/uberspace/gitea-installer.sh)"
+This script installs the latest release of Gitea
+and assumes a newly created Uberspace with default settings.
+The following files and directories will be created:
+/home/ubertest
+├── bin
+│   ├── [-rwxrw-r--] gitea (wrapper script)
+│   └── [-rwxrw-r--] gitea-update
+├── etc
+│   ├── services.d
+│   │   └── gitea.ini
+│   └── ...
+├── gitea
+│   ├── custom
+│   │   └── conf
+│   │       └── app.ini (configuration file)
+│   ├── data
+│   └── [-rwxrw-r--] gitea (binary file)
+└── ...
+Do not run this script if you already use your Uberspace for other apps!
+Do you want to execute this installer for Gitea? (y/n) y
+Installing Gitea 1.18.4
+Please set your Gitea login credentials.
+Gitea admin user: AdminUserName
+Your password input will not be visible.
+Gitea admin password:
+Gitea admin password confirmation:
+... some magic moments later
+You can now access your Gitea by directing you browser to:
+ https://isabell.uber.space
+[isabell@stardust ~]$
+```

gitea-installer.sh

@@ -22,7 +22,12 @@ function install_gitea
   echo "Installing $APP_NAME $LATEST_VERSION"
   echo "Please set your $APP_NAME login credentials."
   read -r -p "$APP_NAME admin user: " ADMIN_USER
-  read -r -p "$APP_NAME admin password: " ADMIN_PASS
+  ask_for_password
+  while [ -z "$ADMIN_PASS" ] || [ "$ADMIN_PASS" != "$ADMIN_PASS_CONFIRMATION" ]
+  do
+    echo That was not correct, try again
+    ask_for_password
+  done
   wget --quiet --progress=bar:force --output-document "$TMP_LOCATION"/gitea "$DOWNLOAD_URL"
   verify_file
   mkdir --parents ~/gitea/custom/conf/
@@ -53,7 +58,7 @@ function install_gitea
   install_update_script
   echo "This is the file structure for this app"
   echo_tree
-  printf "You can now access your $APP_NAME by directing you Browser to: \n https://%s.uber.space \n" "$USER"
+  printf "You can now access your $APP_NAME by directing you browser to: \n https://%s.uber.space \n" "$USER"
 }
 
 function uninstall_gitea
@@ -75,6 +80,15 @@ function uninstall_gitea
   set_critical_section
 }
 
+function ask_for_password
+{
+  echo "Your password input will not be visible."
+  read -s -r -p "$APP_NAME admin password: " ADMIN_PASS
+  echo
+  read -s -r -p "$APP_NAME admin password confirmation: " ADMIN_PASS_CONFIRMATION
+  echo
+}
+
 # This is only relevant for the uninstaller for broken old installations
 function fix_stop_signal
 {