feat(cli): add browser automation commands

tests/unit/commands/help-command-parity.test.ts

@@ -25,6 +25,7 @@ describe('help command parity', () => {
 
     expect(visibleLines.length).toBeLessThanOrEqual(90);
     expect(rendered.includes('ccs help <topic>')).toBe(true);
+    expect(rendered.includes('ccs help browser')).toBe(true);
     expect(rendered.includes('ccs help completion')).toBe(true);
   });
 
@@ -69,6 +70,18 @@ describe('help command parity', () => {
     expect(rendered.includes('GitHub OAuth is dashboard-only')).toBe(true);
   });
 
+  test('browser topic explains Claude attach versus Codex browser tools', async () => {
+    const rendered = await renderLines((writeLine) => handleHelpRoute(['browser'], writeLine));
+
+    expect(rendered.includes('CCS Browser Help')).toBe(true);
+    expect(rendered.includes('Claude Browser Attach reuses a local Chrome session')).toBe(true);
+    expect(rendered.includes('Codex Browser Tools inject managed Playwright MCP overrides')).toBe(
+      true
+    );
+    expect(rendered.includes('ccs browser status')).toBe(true);
+    expect(rendered.includes('ccs browser doctor')).toBe(true);
+  });
+
   test('completion topic documents install and verification paths', async () => {
     const rendered = await renderLines((writeLine) => handleHelpRoute(['completion'], writeLine));