test: cut low-value tests, rewrite the rest around behavior, parallelize lanes (#285)

src/renderer/modals/session-help.test.ts

@@ -1,6 +1,4 @@
 import assert from 'node:assert/strict';
-import fs from 'node:fs';
-import path from 'node:path';
 import test from 'node:test';
 
 import { createRendererState } from '../state.js';
@@ -35,16 +33,6 @@ test('session help normalizes configured modifier aliases', () => {
   assert.equal(formatSessionHelpKeybinding('CommandOrControl+KeyS'), 'Cmd/Ctrl + S');
 });
 
-test('session help imports browser-safe special command constants', () => {
-  const source = fs.readFileSync(
-    path.join(process.cwd(), 'src', 'renderer', 'modals', 'session-help-sections.ts'),
-    'utf8',
-  );
-
-  assert.match(source, /from ['"]\.\.\/\.\.\/config\/definitions\/shared['"]/);
-  assert.doesNotMatch(source, /from ['"]\.\.\/\.\.\/config\/definitions['"]/);
-});
-
 test('session help builds rows from canonical session bindings and fixed overlay affordances', () => {
   const sections = buildSessionHelpSections({
     sessionBindings: [