fix(test): separate browser preview from Playwright compiler project

apps/desktop/src/visual-fixtures/codex-link-settings.tsx

@@ -0,0 +1,29 @@
+// Synthetic, isolated visual acceptance fixture. Never contacts the installed manager.
+import '../styles.css'
+
+import { createRoot } from 'react-dom/client'
+
+import type { CodexLinkControlRequest, CodexLinkControlResponse, CodexLinkSettings as Settings } from '../../codex-link-control.types'
+import { CodexLinkSettings } from '../app/settings/codex-link-settings'
+import { I18nProvider } from '../i18n/context'
+import { ThemeProvider } from '../themes/context'
+
+let saved: Settings = { settings_revision: 1, enabled: true, compression_enabled: true, threshold_tokens: 250000, source_binding_handle: 'source-demo', compact_route_id: 'Compact', legacy_intent_imported: false, ownership_manifest_revision: 1, activation_state: 'ready' }
+const budget = { target_id: 'target-demo', canonical_leaf_id: 'leaf-demo', limits_source: 'verified_adapter' as const, limits_revision: 'limits-1', tokenizer_id: 'tokenizer-demo', tokenizer_revision: '1', count_method: 'exact_tokenizer' as const, serialization_revision: '1', input_tokens: 85000, context_window_tokens: 100000, output_cap_tokens: 8000, safety_margin_tokens: 1000, max_input_tokens: null, max_output_tokens: 8000, request_bytes: 400000, max_request_bytes: 4000000, output_cap_enforcement: { method: 'request_field' as const, field: 'max_output_tokens' as const, value: 8000, proof_revision: '1', verified: true as const } }
+
+const bridge: Pick<NonNullable<typeof window.hermesDesktop>, 'codexLink'> = { codexLink: { control: async (request: CodexLinkControlRequest): Promise<CodexLinkControlResponse> => {
+  const base = { contract_version: 'codex-link/1' as const, request_id: request.request_id, operation_id: request.operation_id }
+
+  if (request.kind === 'status_get') {return { ...base, kind: 'status_result', status: { settings_revision: saved.settings_revision, runtime_mode: 'managed', native_available: true, external_admission: 'open', needs_restart: false, catalog_state: 'fresh', active_turns: 0, uncertain_operations: 0, last_operation_id: null, error: null } }}
+
+  if (request.kind === 'context_views_get') {return { ...base, kind: 'context_views_result', settings_revision: saved.settings_revision, views: [{ view_handle: 'view-demo', can_compact: true, label: 'Proje sohbeti · örnek kayıt', checkpoint_revision: 4, current_model_label: '100 bin bağlamlı model', limiting_target_id: budget.target_id, target_budgets: [budget], active_summary_count: 3, summary_tokens: 20000, summary_token_measurement: { target_id: budget.target_id, tokenizer_id: budget.tokenizer_id, tokenizer_revision: budget.tokenizer_revision, count_method: budget.count_method }, last_operation_id: null, last_operation_state: null, last_operation_error: null, compact_attempts: [] }] }}
+
+  if (request.kind === 'settings_update') {saved = { ...saved, ...request.patch, settings_revision: saved.settings_revision + 1 }}
+
+  if (request.kind === 'catalog_sync' || request.kind === 'context_compact_view') {return { ...base, kind: 'control_accepted', settings_revision: saved.settings_revision, operation_state: 'accepted', error: null }}
+
+  return { ...base, kind: 'settings_result', settings: saved, available_sources: [{ source_binding_handle: 'source-demo', label: 'AITURK hesabı', authorized: true }] }
+} } }
+
+Object.assign(window, { hermesDesktop: bridge })
+createRoot(document.getElementById('root')!).render(<I18nProvider configClient={null} initialLocale="tr"><ThemeProvider><main style={{ maxWidth: 820, margin: '0 auto' }}><CodexLinkSettings /></main></ThemeProvider></I18nProvider>)