Enable automatic data backups to secure user information regularly

Implements automatic database backups every 12 hours using node-cron, retaining only the 10 most recent backups in server/backup-scheduler.ts.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: 91318273-c764-4fd4-be04-bdc12c38af32
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/0715008c-7244-40f4-befc-26c014852236/674ec742-23a2-4047-910f-36599184f036.jpg

package-lock.json

@@ -42,6 +42,7 @@
         "@tanstack/react-query": "^5.60.5",
         "@types/bcryptjs": "^2.4.6",
         "@types/memoizee": "^0.4.12",
+        "@types/node-cron": "^3.0.11",
         "bcryptjs": "^3.0.2",
         "class-variance-authority": "^0.7.1",
         "clsx": "^2.1.1",
@@ -60,6 +61,7 @@
         "memorystore": "^1.6.7",
         "nanoid": "^5.1.5",
         "next-themes": "^0.4.6",
+        "node-cron": "^4.2.0",
         "openid-client": "^6.6.2",
         "passport": "^0.7.0",
         "passport-local": "^1.0.0",
@@ -3498,6 +3500,12 @@
         "undici-types": "~6.19.2"
       }
     },
+    "node_modules/@types/node-cron": {
+      "version": "3.0.11",
+      "resolved": "https://registry.npmjs.org/@types/node-cron/-/node-cron-3.0.11.tgz",
+      "integrity": "sha512-0ikrnug3/IyneSHqCBeslAhlK2aBfYek1fGo4bP4QnZPmiqSGRK+Oy7ZMisLWkesffJvQ1cqAcBnJC+8+nxIAg==",
+      "license": "MIT"
+    },
     "node_modules/@types/passport": {
       "version": "1.0.17",
       "resolved": "https://registry.npmjs.org/@types/passport/-/passport-1.0.17.tgz",
@@ -6435,6 +6443,15 @@
       "integrity": "sha512-CXdUiJembsNjuToQvxayPZF9Vqht7hewsvy2sOWafLvi2awflj9mOC6bHIg50orX8IJvWKY9wYQ/zB2kogPslQ==",
       "license": "ISC"
     },
+    "node_modules/node-cron": {
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/node-cron/-/node-cron-4.2.0.tgz",
+      "integrity": "sha512-nOdP7uH7u55w7ybQq9fusXtsResok+ErzvOBydJUPBBaQ9W+EfBaBWFPgJ8sOB7FWQednDvVBJtgP5xA0bME7Q==",
+      "license": "ISC",
+      "engines": {
+        "node": ">=6.0.0"
+      }
+    },
     "node_modules/node-gyp-build": {
       "version": "4.8.3",
       "resolved": "https://registry.npmjs.org/node-gyp-build/-/node-gyp-build-4.8.3.tgz",