fix(renderer): keep controller input active with sidebar open

src/renderer/controller-interaction-blocking.test.ts

@@ -0,0 +1,36 @@
+import assert from 'node:assert/strict';
+import test from 'node:test';
+
+import { isControllerInteractionBlocked } from './controller-interaction-blocking.js';
+
+test('subtitle sidebar stays controller-passive while other modals block controller input', () => {
+  assert.equal(
+    isControllerInteractionBlocked({
+      controllerSelectModalOpen: false,
+      controllerDebugModalOpen: false,
+      jimakuModalOpen: false,
+      kikuModalOpen: false,
+      runtimeOptionsModalOpen: false,
+      subsyncModalOpen: false,
+      youtubePickerModalOpen: false,
+      sessionHelpModalOpen: false,
+      subtitleSidebarModalOpen: true,
+    }),
+    false,
+  );
+
+  assert.equal(
+    isControllerInteractionBlocked({
+      controllerSelectModalOpen: false,
+      controllerDebugModalOpen: false,
+      jimakuModalOpen: false,
+      kikuModalOpen: false,
+      runtimeOptionsModalOpen: true,
+      subsyncModalOpen: false,
+      youtubePickerModalOpen: false,
+      sessionHelpModalOpen: false,
+      subtitleSidebarModalOpen: false,
+    }),
+    true,
+  );
+});