refactor(coding-agent): add runtime host for session switching closes #2024

packages/coding-agent/src/core/index.ts

@@ -11,6 +11,12 @@ export {
 	type PromptOptions,
 	type SessionStats,
 } from "./agent-session.js";
+export {
+	type AgentSessionRuntimeBootstrap,
+	AgentSessionRuntimeHost,
+	type CreateAgentSessionRuntimeOptions,
+	createAgentSessionRuntime,
+} from "./agent-session-runtime.js";
 export { type BashExecutorOptions, type BashResult, executeBash, executeBashWithOperations } from "./bash-executor.js";
 export type { CompactionResult } from "./compaction/index.js";
 export { createEventBus, type EventBus, type EventBusController } from "./event-bus.js";
@@ -45,10 +51,8 @@ export {
 	type SessionBeforeSwitchEvent,
 	type SessionBeforeTreeEvent,
 	type SessionCompactEvent,
-	type SessionForkEvent,
 	type SessionShutdownEvent,
 	type SessionStartEvent,
-	type SessionSwitchEvent,
 	type SessionTreeEvent,
 	type ToolCallEvent,
 	type ToolCallEventResult,