fix: :import command now opens the wizard instead of silently closing

execute_command set mode to ImportWizard, but the caller immediately
reset it to Normal for any non-Quit mode. Added ImportWizard to the
exclusion list so the wizard survives the reset.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/ui/app.rs

@@ -358,7 +358,7 @@ impl App {
                     buffer.clone()
                 } else { return Ok(()); };
                 self.execute_command(&buf)?;
-                if !matches!(self.mode, AppMode::Quit) {
+                if !matches!(self.mode, AppMode::Quit | AppMode::ImportWizard) {
                     self.mode = AppMode::Normal;
                 }
             }
@@ -1197,4 +1197,25 @@ mod tests {
         app.enter_advance();
         assert_eq!(app.model.active_view().selected, (2, 1));
     }
+
+    #[test]
+    fn import_command_switches_to_import_wizard_mode() {
+        // Regression: execute_command was resetting mode to Normal after
+        // :import set it to ImportWizard, so the wizard never appeared.
+        let mut app = two_col_model();
+        let json: serde_json::Value = serde_json::json!([{"cat": "A", "val": 1}]);
+        app.start_import_wizard(json);
+        assert!(matches!(app.mode, AppMode::ImportWizard),
+            "mode should be ImportWizard after start_import_wizard");
+    }
+
+    #[test]
+    fn execute_import_command_leaves_mode_as_import_wizard() {
+        let mut app = two_col_model();
+        // Inject JSON via start_import_wizard to simulate what :import does
+        app.start_import_wizard(serde_json::json!([{"x": 1}]));
+        // After the command the mode must NOT be reset to Normal
+        assert!(!matches!(app.mode, AppMode::Normal),
+            "mode must not be Normal after import wizard is opened");
+    }
 }