fix: migrate cron payload channel alias

src/cron/normalize.test.ts

@@ -0,0 +1,26 @@
+import { describe, expect, it } from "vitest";
+
+import { normalizeCronJobCreate } from "./normalize.js";
+
+describe("normalizeCronJobCreate", () => {
+  it("maps legacy payload.channel to payload.provider and strips channel", () => {
+    const normalized = normalizeCronJobCreate({
+      name: "legacy",
+      enabled: true,
+      schedule: { kind: "cron", expr: "* * * * *" },
+      sessionTarget: "isolated",
+      wakeMode: "now",
+      payload: {
+        kind: "agentTurn",
+        message: "hi",
+        deliver: true,
+        channel: "telegram",
+        to: "7200373102",
+      },
+    }) as unknown as Record<string, unknown>;
+
+    const payload = normalized.payload as Record<string, unknown>;
+    expect(payload.provider).toBe("telegram");
+    expect("channel" in payload).toBe(false);
+  });
+});