feat(core): add session snapshot and revert system (#33226)

packages/schema/src/index.ts

@@ -12,6 +12,7 @@ export { Permission } from "./permission"
 export { Project } from "./project"
 export { Provider } from "./provider"
 export { Reference } from "./reference"
+export { Revert } from "./revert"
 export { Session } from "./session"
 export { SessionInput } from "./session-input"
 export { SessionMessage } from "./session-message"