change cron discovery to use regex

apps/cron/20260201-000000/lib/discovery.ts

@@ -1,10 +1,12 @@
-import { readdir } from 'fs/promises'
+import { readdir, readFile } from 'fs/promises'
 import { existsSync } from 'fs'
 import { join } from 'path'
 import { isValidSchedule, toCronExpr, type CronJob, type Schedule } from './schedules'
 
 const APPS_DIR = process.env.APPS_DIR!
 
+const SCHEDULE_RE = /export\s+const\s+schedule\s*=\s*['"]([^'"]+)['"]/
+
 export async function getApps(): Promise<string[]> {
   const entries = await readdir(APPS_DIR, { withFileTypes: true })
   const apps: string[] = []
@@ -38,8 +40,15 @@ export async function discoverCronJobs(): Promise<CronJob[]> {
       const name = file.replace(/\.ts$/, '')
 
       try {
-        const mod = await import(filePath)
+        const source = await readFile(filePath, 'utf-8')
-        const schedule = mod.schedule as Schedule
+        const match = source.match(SCHEDULE_RE)
+
+        if (!match) {
+          console.error(`No schedule export found in ${filePath}`)
+          continue
+        }
+
+        const schedule = match[1] as Schedule
 
         if (!isValidSchedule(schedule)) {
           console.error(`Invalid schedule in ${filePath}: ${schedule}`)