backup page done

apps/Backend/src/cron/backupCheck.ts

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+import cron from "node-cron";
+import { storage } from "../storage";
+import { NotificationTypes } from "@repo/db/types";
+
+/**
+ * Daily cron job to check if users haven't backed up in 7 days
+ * Creates a backup notification if overdue
+ */
+export const startBackupCron = () => {
+  cron.schedule("0 9 * * *", async () => {
+    console.log("🔄 Running daily backup check...");
+
+    const userBatchSize = 100;
+    let userOffset = 0;
+
+    while (true) {
+      // Fetch a batch of users
+      const users = await storage.getUsers(userBatchSize, userOffset);
+      if (!users || users.length === 0) break;
+
+      for (const user of users) {
+        try {
+          if (user.id == null) {
+            continue;
+          }
+          const lastBackup = await storage.getLastBackup(user.id);
+          const daysSince = lastBackup?.createdAt
+            ? (Date.now() - new Date(lastBackup.createdAt).getTime()) /
+              (1000 * 60 * 60 * 24)
+            : Infinity;
+
+          if (daysSince >= 7) {
+            await storage.createNotification(
+              user.id,
+              "BACKUP" as NotificationTypes,
+              "⚠️ It has been more than 7 days since your last backup."
+            );
+            console.log(`Notification created for user ${user.id}`);
+          }
+        } catch (err) {
+          console.error(`Error processing user ${user.id}:`, err);
+        }
+      }
+
+      userOffset += userBatchSize; // next user batch
+    }
+
+    console.log("✅ Daily backup check completed.");
+  });
+};