feat(core): add Electron runtime, services, and app composition

src/main/runtime/cli-command-prechecks-main-deps.test.ts

@@ -0,0 +1,21 @@
+import assert from 'node:assert/strict';
+import test from 'node:test';
+import { createBuildHandleTexthookerOnlyModeTransitionMainDepsHandler } from './cli-command-prechecks-main-deps';
+
+test('cli prechecks main deps builder maps transition handlers', () => {
+  const calls: string[] = [];
+  const deps = createBuildHandleTexthookerOnlyModeTransitionMainDepsHandler({
+    isTexthookerOnlyMode: () => true,
+    setTexthookerOnlyMode: (enabled) => calls.push(`set:${enabled}`),
+    commandNeedsOverlayRuntime: () => true,
+    startBackgroundWarmups: () => calls.push('warmups'),
+    logInfo: (message) => calls.push(`info:${message}`),
+  })();
+
+  assert.equal(deps.isTexthookerOnlyMode(), true);
+  assert.equal(deps.commandNeedsOverlayRuntime({} as never), true);
+  deps.setTexthookerOnlyMode(false);
+  deps.startBackgroundWarmups();
+  deps.logInfo('x');
+  assert.deepEqual(calls, ['set:false', 'warmups', 'info:x']);
+});