Update MyTischtennis functionality to support automatic rating updates. Introduce new autoUpdateRatings field in MyTischtennis model and enhance MyTischtennisController to handle update history retrieval. Integrate node-cron for scheduling daily updates at 6:00 AM. Update frontend components to allow users to enable/disable automatic updates and display last update timestamps.

frontend/package-lock.json

@@ -13,6 +13,7 @@
         "html2canvas": "^1.4.1",
         "jspdf": "^2.5.2",
         "jspdf-autotable": "^5.0.2",
+        "node-cron": "^4.2.1",
         "sortablejs": "^1.15.3",
         "vue": "^3.2.13",
         "vue-multiselect": "^3.0.0",
@@ -2545,6 +2546,15 @@
       "license": "MIT",
       "optional": true
     },
+    "node_modules/node-cron": {
+      "version": "4.2.1",
+      "resolved": "https://registry.npmjs.org/node-cron/-/node-cron-4.2.1.tgz",
+      "integrity": "sha512-lgimEHPE/QDgFlywTd8yTR61ptugX3Qer29efeyWw2rv259HtGBNn1vZVmp8lB9uo9wC0t/AT4iGqXxia+CJFg==",
+      "license": "ISC",
+      "engines": {
+        "node": ">=6.0.0"
+      }
+    },
     "node_modules/nth-check": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/nth-check/-/nth-check-2.1.1.tgz",