enable starship

zsh/install_ohmyzsh.sh

@@ -27,6 +27,11 @@ if ! command -v python >/dev/null 2>&1; then
     exit 1
 fi
 
+if ! command -v starship >/dev/null 2>&1; then
+    echo "Starship is not installed."
+    exit 1
+fi
+
 # Path
 PATH_OHMYZSH="$HOME"/.oh-my-zsh
 PATH_OHMYZSH_CUSTOM_PLUGINS="$PATH_OHMYZSH"/custom/plugins