Add calender support in server

server/package-lock.json

@@ -9,6 +9,7 @@
       "version": "1.0.0",
       "license": "ISC",
       "dependencies": {
+        "@nextcloud/cdav-library": "^1.1.0",
         "cors": "^2.8.5",
         "dotenv": "^17.2.0",
         "express": "^5.1.0",
@@ -26,6 +27,19 @@
       "license": "MIT",
       "optional": true
     },
+    "node_modules/@nextcloud/cdav-library": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/@nextcloud/cdav-library/-/cdav-library-1.1.0.tgz",
+      "integrity": "sha512-hmJgR9Cp11y3ch4dS0NufsPgofe4+iwhUkusYKmDTl0PFsJrBUNy1zawLdfDrpEjK1zXrU3tOpyF3pIqyGMYBg==",
+      "license": "AGPL-3.0",
+      "dependencies": {
+        "core-js": "^3.19.3",
+        "regenerator-runtime": "^0.13.9"
+      },
+      "engines": {
+        "node": ">=14.0.0"
+      }
+    },
     "node_modules/@npmcli/fs": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/@npmcli/fs/-/fs-1.1.1.tgz",
@@ -501,6 +515,17 @@
         "node": ">=6.6.0"
       }
     },
+    "node_modules/core-js": {
+      "version": "3.44.0",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.44.0.tgz",
+      "integrity": "sha512-aFCtd4l6GvAXwVEh3XbbVqJGHDJt0OZRa+5ePGx3LLwi12WfexqQxcsohb2wgsa/92xtl19Hd66G/L+TaAxDMw==",
+      "hasInstallScript": true,
+      "license": "MIT",
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/core-js"
+      }
+    },
     "node_modules/cors": {
       "version": "2.8.5",
       "resolved": "https://registry.npmjs.org/cors/-/cors-2.8.5.tgz",
@@ -1979,6 +2004,12 @@
         "node": ">=8.10.0"
       }
     },
+    "node_modules/regenerator-runtime": {
+      "version": "0.13.11",
+      "resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.13.11.tgz",
+      "integrity": "sha512-kY1AZVr2Ra+t+piVaJ4gxaFaReZVH40AKNo7UCX6W+dEwBo/2oZJzqfuN1qLq1oL45o56cPaTXELwrTh8Fpggg==",
+      "license": "MIT"
+    },
     "node_modules/retry": {
       "version": "0.12.0",
       "resolved": "https://registry.npmjs.org/retry/-/retry-0.12.0.tgz",