vars/keygen: add --no-interactive flags

This is useful to force on-interactive mode with automatic key selection. In unit tests this is necessary. When debugging a test on a real terminal interactive mode is not desired

pkgs/clan-cli/clan_cli/tests/age_keys.py

@@ -37,6 +37,7 @@ class SopsSetup:
                 str(flake_path),
                 "--user",
                 self.user,
+                "--no-interactive",
             ]
         )
 

pkgs/clan-cli/clan_cli/vars/keygen.py

@@ -137,6 +137,13 @@ def create_secrets_user_auto(
 def _command(
     args: argparse.Namespace,
 ) -> None:
+    if args.no_interactive:
+        create_secrets_user(
+            flake_dir=args.flake.path,
+            user=args.user,
+            force=args.force,
+        )
+    else:
         create_secrets_user_auto(
             flake_dir=args.flake.path,
             user=args.user,
@@ -155,4 +162,10 @@ def register_keygen_parser(parser: argparse.ArgumentParser) -> None:
         "-f", "--force", help="overwrite existing user", action="store_true"
     )
 
+    parser.add_argument(
+        "--no-interactive",
+        help="Run in non-interactive mode, using keys from the machine if available",
+        action="store_true",
+    )
+
     parser.set_defaults(func=_command)