Add missing files and fix type aliases for opentui features

packages/opencode/src/session/todo.ts

@@ -0,0 +1,34 @@
+import z from "zod/v4"
+import { Bus } from "../bus"
+import { Storage } from "../storage/storage"
+
+export namespace Todo {
+  export const Info = z
+    .object({
+      content: z.string().describe("Brief description of the task"),
+      status: z.string().describe("Current status of the task: pending, in_progress, completed, cancelled"),
+      priority: z.string().describe("Priority level of the task: high, medium, low"),
+      id: z.string().describe("Unique identifier for the todo item"),
+    })
+    .meta({ ref: "Todo" })
+  export type Info = z.infer<typeof Info>
+
+  export const Event = {
+    Updated: Bus.event(
+      "todo.updated",
+      z.object({
+        sessionID: z.string(),
+        todos: z.array(Info),
+      }),
+    ),
+  }
+
+  export async function update(input: { sessionID: string; todos: Info[] }) {
+    await Storage.write(["todo", input.sessionID], input.todos)
+    Bus.publish(Event.Updated, input)
+  }
+
+  export async function get(sessionID: string) {
+    return Storage.read<Info[]>(["todo", sessionID]) ?? []
+  }
+}