Implement built-in cron worker

package-lock.json

@@ -10,6 +10,7 @@
       "license": "ISC",
       "dependencies": {
         "commander": "^13.0.0",
+        "cron": "^4.3.1",
         "dayjs": "^1.11.13",
         "peggy": "^4.2.0",
         "yaml": "^2.7.0"
@@ -482,6 +483,12 @@
         "node": ">=18"
       }
     },
+    "node_modules/@types/luxon": {
+      "version": "3.6.2",
+      "resolved": "https://registry.npmjs.org/@types/luxon/-/luxon-3.6.2.tgz",
+      "integrity": "sha512-R/BdP7OxEMc44l2Ex5lSXHoIXTB2JLNa3y2QISIbr58U/YcsffyQrYW//hZSdrfxrjRZj3GcUoxMPGdO8gSYuw==",
+      "license": "MIT"
+    },
     "node_modules/@types/node": {
       "version": "22.10.6",
       "resolved": "https://registry.npmjs.org/@types/node/-/node-22.10.6.tgz",
@@ -576,6 +583,19 @@
         "node": ">=18"
       }
     },
+    "node_modules/cron": {
+      "version": "4.3.1",
+      "resolved": "https://registry.npmjs.org/cron/-/cron-4.3.1.tgz",
+      "integrity": "sha512-7x7DoEOxV11t3OPWWMjj1xrL1PGkTV5RV+/54IJTZD7gStiaMploY43EkeBSkDZTLRbUwk+OISbQ0TR133oXyA==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/luxon": "~3.6.0",
+        "luxon": "~3.6.0"
+      },
+      "engines": {
+        "node": ">=18.x"
+      }
+    },
     "node_modules/dayjs": {
       "version": "1.11.13",
       "resolved": "https://registry.npmjs.org/dayjs/-/dayjs-1.11.13.tgz",
@@ -793,6 +813,15 @@
         "node": ">=0.12.0"
       }
     },
+    "node_modules/luxon": {
+      "version": "3.6.1",
+      "resolved": "https://registry.npmjs.org/luxon/-/luxon-3.6.1.tgz",
+      "integrity": "sha512-tJLxrKJhO2ukZ5z0gyjY1zPh3Rh88Ej9P7jNrZiHMUXHae1yvI2imgOZtL1TO8TW6biMMKfTtAOoEJANgtWBMQ==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=12"
+      }
+    },
     "node_modules/merge2": {
       "version": "1.4.1",
       "resolved": "https://registry.npmjs.org/merge2/-/merge2-1.4.1.tgz",