Added shelter and things needed for it (incomplete)

systems/ui.py

@@ -1,4 +1,5 @@
 import os
+import questionary
 
 
 def clear():
@@ -8,3 +9,23 @@ def clear():
 def title():
     clear()
     print("=== Whiskerbound ===\n")
+
+
+STYLE = questionary.Style(
+    [
+        ("selected", "fg:cyan bold"),
+        ("pointer", "fg:cyan bold"),
+    ]
+)
+
+
+def select(message, choices):
+    return questionary.select(message, choices=choices, style=STYLE).ask()
+
+
+def text(message, default=""):
+    return questionary.text(message, default=default, style=STYLE).ask()
+
+
+def confirm(message, default=True):
+    return questionary.confirm(message, default=default, style=STYLE).ask()