refactor: organize supply frontend structure

src/features/agent/index.ts

@@ -1,15 +1,56 @@
 export { AgentCollapsedRail } from "./components/agent-collapsed-rail";
 export { AgentCommandPanel } from "./components/agent-command-panel";
 export { AgentPersona } from "./components/agent-persona";
+export { createAgentApiClient } from "./api/client";
+export type {
+  AgentApiClient,
+  AgentChatSessionSummary,
+  AgentLoadedChatSession,
+  AgentSessionStreamEvent
+} from "./api/client";
+export {
+  agentBootstrapKey,
+  agentSessionsKey,
+  fetchAgentBootstrap,
+  fetchAgentSessions,
+  type AgentBootstrapData
+} from "./api/swr";
 export { normalizeSafeChartData, parseChartSpec, pointToLabelValue } from "./chart-data";
+export {
+  FRONTEND_ACTION_NAMES,
+  parseFrontendActionRegistry,
+  parseFrontendActionRequest,
+  readActionResults,
+  storeActionResult,
+  type FrontendActionName,
+  type FrontendActionRegistry,
+  type FrontendActionRequest,
+  type FrontendActionResult
+} from "./frontend-action";
+export { FrontendActionExecutor } from "./frontend-action/executor";
 export {
   applyPermissionResponse,
   applyQuestionResponse,
+  cancelRunningTodos,
+  completeRunningProgress,
+  finalizeAssistantMessageAfterAbort,
   toTodoUpdate,
   upsertPermission,
   upsertProgress,
   upsertQuestion
 } from "./session-state";
+export {
+  isUiEnvelopeAllowed,
+  parseUiEnvelope,
+  parseUiEnvelopePayload,
+  parseUiRegistry,
+  toTrustedMapAction,
+  type TrustedMapAction,
+  type UIEnvelope,
+  type UIEnvelopePayload,
+  type UIRegistry,
+  type UISurface
+} from "./ui-envelope";
 export type {
   AgentApprovalMode,
   AgentChatMessage,
@@ -28,8 +69,4 @@ export type {
   AgentTodoUpdate,
   AgentUiResult
 } from "./types";
-export type {
-  SafeChartData,
-  SafeChartSeries,
-  SafeChartSpec
-} from "./chart-data";
+export type { SafeChartData, SafeChartSeries, SafeChartSpec } from "./chart-data";