docs: clarify secret mode clipboard behavior

src/seedpass/cli.py

@@ -527,7 +527,11 @@ def config_set(ctx: typer.Context, key: str, value: str) -> None:
 
 @config_app.command("toggle-secret-mode")
 def config_toggle_secret_mode(ctx: typer.Context) -> None:
-    """Interactively enable or disable secret mode."""
+    """Interactively enable or disable secret mode.
+
+    When enabled, newly generated and retrieved passwords are copied to the
+    clipboard instead of printed to the screen.
+    """
     service = _get_config_service(ctx)
     try:
         enabled = service.get_secret_mode_enabled()

src/seedpass/core/manager.py

@@ -1356,7 +1356,16 @@ class PasswordManager:
                     "green",
                 )
             )
-            print(colored(f"Password for {website_name}: {password}\n", "yellow"))
+            if self.secret_mode_enabled:
+                copy_to_clipboard(password, self.clipboard_clear_delay)
+                print(
+                    colored(
+                        f"[+] Password copied to clipboard. Will clear in {self.clipboard_clear_delay} seconds.",
+                        "green",
+                    )
+                )
+            else:
+                print(colored(f"Password for {website_name}: {password}\n", "yellow"))
 
             # Automatically push the updated encrypted index to Nostr so the
             # latest changes are backed up remotely.