feat(openworkflow): change default child workflow timeout from 7 days to 1 year

Author: jamescmartinez

ARCHITECTURE.md

@@ -231,7 +231,7 @@ await step.sleep("wait-one-hour", "1h");
 **`step.runWorkflow(spec, input?, options?)`**: Starts a child workflow and
 waits for it durably. `options.name` sets the durable step name (defaults to the
 target workflow name in `spec`) and `options.timeout` controls the wait timeout
-(default 7d). When the timeout is reached, the parent step fails but the child
+(default 1y). When the timeout is reached, the parent step fails but the child
 workflow continues running independently.
 
 All step APIs (`step.run`, `step.sleep`, and `step.runWorkflow`) share the same

packages/docs/docs/child-workflows.mdx

@@ -56,7 +56,7 @@ const processOrder = defineWorkflow(
 
 ## Timeout
 
-By default, the parent waits up to **7 days** for the child to finish. You can
+By default, the parent waits up to **1 year** for the child to finish. You can
 customize this with `options.timeout`:
 
 ```ts

packages/docs/docs/steps.mdx

@@ -144,7 +144,7 @@ Starts a child workflow and waits for its result durably:
 const childOutput = await step.runWorkflow(
   generateReportWorkflow.spec,
   { reportId: input.reportId },
-  { timeout: "5m" }, // optional, defaults to 7 days
+  { timeout: "5m" }, // optional, defaults to 1 year
 );
 ```
 

packages/openworkflow/worker/execution.test.ts

@@ -1517,8 +1517,10 @@ describe("StepExecutor", () => {
 
     const millisecondsUntilWake =
       parkedParent.availableAt.getTime() - Date.now();
-    expect(millisecondsUntilWake).toBeGreaterThan(6 * 24 * 60 * 60 * 1000);
-    expect(millisecondsUntilWake).toBeLessThan(8 * 24 * 60 * 60 * 1000);
+    const oneDayMs = 24 * 60 * 60 * 1000;
+    // Default runWorkflow timeout is 1 year.
+    expect(millisecondsUntilWake).toBeGreaterThan(300 * oneDayMs);
+    expect(millisecondsUntilWake).toBeLessThan(370 * oneDayMs);
 
     const parentTerminalStatus = await tickUntilTerminal(
       backend,

packages/openworkflow/worker/execution.ts

@@ -268,13 +268,13 @@ function resolveWorkflowTimeoutAt(
 }
 
 /**
- * Default workflow timeout: 7 days from a base time.
+ * Default workflow timeout: 1 year from a base time.
  * @param base - Base timestamp (defaults to now)
  * @returns Timeout deadline
  */
 function defaultWorkflowTimeoutAt(base: Readonly<Date> = new Date()): Date {
   const timeoutAt = new Date(base);
-  timeoutAt.setDate(timeoutAt.getDate() + 7);
+  timeoutAt.setFullYear(timeoutAt.getFullYear() + 1);
   return timeoutAt;
 }