allow Schedule.cron to accept time zone parameter

packages/effect/src/Schedule.ts

@@ -5,6 +5,7 @@ import type * as Cause from "./Cause.js"
 import type * as Chunk from "./Chunk.js"
 import type * as Context from "./Context.js"
 import type * as Cron from "./Cron.js"
+import type * as DateTime from "./DateTime.js"
 import type * as Duration from "./Duration.js"
 import type * as Effect from "./Effect.js"
 import type * as Either from "./Either.js"
@@ -403,7 +404,10 @@ export const count: Schedule<number> = internal.count
  * @since 2.0.0
  * @category constructors
  */
-export const cron: (expression: string | Cron.Cron) => Schedule<[number, number]> = internal.cron
+export const cron: {
+  (cron: Cron.Cron): Schedule<[number, number]>
+  (expression: string, tz?: DateTime.TimeZone | string): Schedule<[number, number]>
+} = internal.cron
 
 /**
  * Cron-like schedule that recurs every specified `day` of month. Won't recur

packages/effect/src/internal/schedule.ts

@@ -3,6 +3,7 @@ import * as Chunk from "../Chunk.js"
 import * as Clock from "../Clock.js"
 import * as Context from "../Context.js"
 import * as Cron from "../Cron.js"
+import type * as DateTime from "../DateTime.js"
 import * as Duration from "../Duration.js"
 import type * as Effect from "../Effect.js"
 import * as Either from "../Either.js"
@@ -413,8 +414,11 @@ export const mapInputEffect = dual<
     )))
 
 /** @internal */
-export const cron = (expression: string | Cron.Cron): Schedule.Schedule<[number, number]> => {
-  const parsed = Cron.isCron(expression) ? Either.right(expression) : Cron.parse(expression)
+export const cron: {
+  (expression: Cron.Cron): Schedule.Schedule<[number, number]>
+  (expression: string, tz?: DateTime.TimeZone | string): Schedule.Schedule<[number, number]>
+} = (expression: string | Cron.Cron, tz?: DateTime.TimeZone | string): Schedule.Schedule<[number, number]> => {
+  const parsed = Cron.isCron(expression) ? Either.right(expression) : Cron.parse(expression, tz)
   return makeWithState<[boolean, [number, number, number]], unknown, [number, number]>(
     [true, [Number.MIN_SAFE_INTEGER, 0, 0]],
     (now, _, [initial, previous]) => {