show post install tasks only if it exists

src/interface/choose_action.py

@@ -31,6 +31,7 @@ def choose_action():
         log(f"Setting up: {module.name} ({action_name})")
         module.setup()
 
+    if post_install_tasks:
         print("POST INStALL TASKS:")
         for post_install_task in post_install_tasks:
             print(f"- {post_install_task}")