diff --git a/code/backend/package-lock.json b/code/backend/package-lock.json
index 053d75f..1803bbf 100644
--- a/code/backend/package-lock.json
+++ b/code/backend/package-lock.json
@@ -70,6 +70,7 @@
       "resolved": "https://registry.npmjs.org/@babel/core/-/core-7.27.1.tgz",
       "integrity": "sha512-IaaGWsQqfsQWVLqMn9OB92MNN7zukfVA4s7KKAI0KfrrDsZ0yhi5uV4baBuLuN7n3vsZpwP8asPPcVwApxvjBQ==",
       "license": "MIT",
+      "peer": true,
       "dependencies": {
         "@ampproject/remapping": "^2.2.0",
         "@babel/code-frame": "^7.27.1",
@@ -575,6 +576,7 @@
       "resolved": "https://registry.npmjs.org/@firebase/app/-/app-0.13.0.tgz",
       "integrity": "sha512-Vj3MST245nq+V5UmmfEkB3isIgPouyUr8yGJlFeL9Trg/umG5ogAvrjAYvQ8gV7daKDoQSRnJKWI2JFpQqRsuQ==",
       "license": "Apache-2.0",
+      "peer": true,
       "dependencies": {
         "@firebase/component": "0.6.17",
         "@firebase/logger": "0.4.4",
@@ -641,6 +643,7 @@
       "resolved": "https://registry.npmjs.org/@firebase/app-compat/-/app-compat-0.4.0.tgz",
       "integrity": "sha512-LjLUrzbUgTa/sCtPoLKT2C7KShvLVHS3crnU1Du02YxnGVLE0CUBGY/NxgfR/Zg84mEbj1q08/dgesojxjn0dA==",
       "license": "Apache-2.0",
+      "peer": true,
       "dependencies": {
         "@firebase/app": "0.13.0",
         "@firebase/component": "0.6.17",
@@ -656,7 +659,8 @@
       "version": "0.9.3",
       "resolved": "https://registry.npmjs.org/@firebase/app-types/-/app-types-0.9.3.tgz",
       "integrity": "sha512-kRVpIl4vVGJ4baogMDINbyrIOtOxqhkZQg4jTq3l8Lw6WSk0xfpEYzezFu+Kl4ve4fbPl79dvwRtaFqAC/ucCw==",
-      "license": "Apache-2.0"
+      "license": "Apache-2.0",
+      "peer": true
     },
     "node_modules/@firebase/auth": {
       "version": "1.10.6",
@@ -1107,6 +1111,7 @@
       "integrity": "sha512-Z4rK23xBCwgKDqmzGVMef+Vb4xso2j5Q8OG0vVL4m4fA5ZjPMYQazu8OJJC3vtQRC3SQ/Pgx/6TPNVsCd70QRw==",
       "hasInstallScript": true,
       "license": "Apache-2.0",
+      "peer": true,
       "dependencies": {
         "tslib": "^2.1.0"
       },
@@ -2087,23 +2092,27 @@
       }
     },
     "node_modules/body-parser": {
-      "version": "2.2.0",
-      "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-2.2.0.tgz",
-      "integrity": "sha512-02qvAaxv8tp7fBa/mw1ga98OGm+eCbqzJOKoRt70sLmfEEi+jyBYVTDGfCL/k06/4EMk/z01gCe7HoCH/f2LTg==",
+      "version": "2.2.1",
+      "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-2.2.1.tgz",
+      "integrity": "sha512-nfDwkulwiZYQIGwxdy0RUmowMhKcFVcYXUU7m4QlKYim1rUtg83xm2yjZ40QjDuc291AJjjeSc9b++AWHSgSHw==",
       "license": "MIT",
       "dependencies": {
         "bytes": "^3.1.2",
         "content-type": "^1.0.5",
-        "debug": "^4.4.0",
+        "debug": "^4.4.3",
         "http-errors": "^2.0.0",
-        "iconv-lite": "^0.6.3",
+        "iconv-lite": "^0.7.0",
         "on-finished": "^2.4.1",
         "qs": "^6.14.0",
-        "raw-body": "^3.0.0",
-        "type-is": "^2.0.0"
+        "raw-body": "^3.0.1",
+        "type-is": "^2.0.1"
       },
       "engines": {
         "node": ">=18"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/express"
       }
     },
     "node_modules/brace-expansion": {
@@ -2147,6 +2156,7 @@
         }
       ],
       "license": "MIT",
+      "peer": true,
       "dependencies": {
         "caniuse-lite": "^1.0.30001716",
         "electron-to-chromium": "^1.5.149",
@@ -2511,9 +2521,9 @@
       }
     },
     "node_modules/debug": {
-      "version": "4.4.1",
-      "resolved": "https://registry.npmjs.org/debug/-/debug-4.4.1.tgz",
-      "integrity": "sha512-KcKCqiftBJcZr++7ykoDIEwSa3XWowTfNPo92BYxjXiyYEVrUQh2aLyhxBCwww+heortUFxEJYcRzosstTEBYQ==",
+      "version": "4.4.3",
+      "resolved": "https://registry.npmjs.org/debug/-/debug-4.4.3.tgz",
+      "integrity": "sha512-RGwwWnwQvkVfavKVt22FGLw+xYSdzARwm0ru6DhTVA3umU5hZc28V3kO4stgYryrTlLpuvgI9GiijltAjNbcqA==",
       "license": "MIT",
       "dependencies": {
         "ms": "^2.1.3"
@@ -2831,6 +2841,7 @@
       "resolved": "https://registry.npmjs.org/express/-/express-5.1.0.tgz",
       "integrity": "sha512-DT9ck5YIRU+8GYzzU5kT3eHGA5iL+1Zd0EutOmTE9Dtk+Tvuzd23VBU+ec7HPNSTxXYO55gPV/hq4pSBJDjFpA==",
       "license": "MIT",
+      "peer": true,
       "dependencies": {
         "accepts": "^2.0.0",
         "body-parser": "^2.2.0",
@@ -3410,19 +3421,23 @@
       "license": "MIT"
     },
     "node_modules/http-errors": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/http-errors/-/http-errors-2.0.0.tgz",
-      "integrity": "sha512-FtwrG/euBzaEjYeRqOgly7G0qviiXoJWnvEH2Z1plBdXgbyjv34pHTSb9zoeHMyDy33+DWy5Wt9Wo+TURtOYSQ==",
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/http-errors/-/http-errors-2.0.1.tgz",
+      "integrity": "sha512-4FbRdAX+bSdmo4AUFuS0WNiPz8NgFt+r8ThgNWmlrjQjt1Q7ZR9+zTlce2859x4KSXrwIsaeTqDoKQmtP8pLmQ==",
       "license": "MIT",
       "dependencies": {
-        "depd": "2.0.0",
-        "inherits": "2.0.4",
-        "setprototypeof": "1.2.0",
-        "statuses": "2.0.1",
-        "toidentifier": "1.0.1"
+        "depd": "~2.0.0",
+        "inherits": "~2.0.4",
+        "setprototypeof": "~1.2.0",
+        "statuses": "~2.0.2",
+        "toidentifier": "~1.0.1"
       },
       "engines": {
         "node": ">= 0.8"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/express"
       }
     },
     "node_modules/http-parser-js": {
@@ -3463,15 +3478,19 @@
       }
     },
     "node_modules/iconv-lite": {
-      "version": "0.6.3",
-      "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.6.3.tgz",
-      "integrity": "sha512-4fCk79wshMdzMp2rH06qWrJE4iolqLhCUH+OiuIgU++RB0+94NlDL81atO7GX55uUKueo0txHNtvEyI6D7WdMw==",
+      "version": "0.7.0",
+      "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.7.0.tgz",
+      "integrity": "sha512-cf6L2Ds3h57VVmkZe+Pn+5APsT7FpqJtEhhieDCvrE2MK5Qk9MyffgQyuxQTm6BChfeZNtcOLHp9IcWRVcIcBQ==",
       "license": "MIT",
       "dependencies": {
         "safer-buffer": ">= 2.1.2 < 3.0.0"
       },
       "engines": {
         "node": ">=0.10.0"
+      },
+      "funding": {
+        "type": "opencollective",
+        "url": "https://opencollective.com/express"
       }
     },
     "node_modules/idb": {
@@ -5400,18 +5419,18 @@
       }
     },
     "node_modules/raw-body": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/raw-body/-/raw-body-3.0.0.tgz",
-      "integrity": "sha512-RmkhL8CAyCRPXCE28MMH0z2PNWQBNk2Q09ZdxM9IOOXwxwZbN+qbWaatPkdkWIKL2ZVDImrN/pK5HTRz2PcS4g==",
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/raw-body/-/raw-body-3.0.2.tgz",
+      "integrity": "sha512-K5zQjDllxWkf7Z5xJdV0/B0WTNqx6vxG70zJE4N0kBs4LovmEYWJzQGxC9bS9RAKu3bgM40lrd5zoLJ12MQ5BA==",
       "license": "MIT",
       "dependencies": {
-        "bytes": "3.1.2",
-        "http-errors": "2.0.0",
-        "iconv-lite": "0.6.3",
-        "unpipe": "1.0.0"
+        "bytes": "~3.1.2",
+        "http-errors": "~2.0.1",
+        "iconv-lite": "~0.7.0",
+        "unpipe": "~1.0.0"
       },
       "engines": {
-        "node": ">= 0.8"
+        "node": ">= 0.10"
       }
     },
     "node_modules/react-is": {
@@ -5767,9 +5786,9 @@
       }
     },
     "node_modules/statuses": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/statuses/-/statuses-2.0.1.tgz",
-      "integrity": "sha512-RwNA9Z/7PrK06rYLIzFMlaF+l73iwpzsqRIFgbMLbTcLD6cOao82TaWefPXQvB2fOC4AjuYSEndS7N/mTCbkdQ==",
+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/statuses/-/statuses-2.0.2.tgz",
+      "integrity": "sha512-DvEy55V3DB7uknRo+4iOGT5fP1slR8wQohVdknigZPMpMstaKJQWhwiYBACJE3Ul2pTnATihhBYnRhZQHGBiRw==",
       "license": "MIT",
       "engines": {
         "node": ">= 0.8"