diff --git a/backend/package-lock.json b/backend/package-lock.json
index 9665af5..a805194 100644
--- a/backend/package-lock.json
+++ b/backend/package-lock.json
@@ -11,7 +11,7 @@
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         "@nestjs/apollo": "^10.2.0",
-        "@nestjs/common": "^9.0.0",
+        "@nestjs/common": "^11.0.16",
         "@nestjs/config": "^2.3.1",
         "@nestjs/core": "^9.0.0",
         "@nestjs/graphql": "^10.2.0",
@@ -1842,25 +1842,27 @@
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+      "version": "11.0.16",
+      "resolved": "https://registry.npmjs.org/@nestjs/common/-/common-11.0.16.tgz",
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-        "tslib": "2.5.0",
-        "uid": "2.0.1"
+        "tslib": "2.8.1",
+        "uid": "2.0.2"
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+        "url": "https://opencollective.com/nest"
       },
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         "class-transformer": "*",
         "class-validator": "*",
-        "reflect-metadata": "^0.1.12",
+        "file-type": "^20.4.1",
+        "reflect-metadata": "^0.1.12 || ^0.2.0",
         "rxjs": "^7.1.0"
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-        },
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           "optional": true
         },
@@ -1869,6 +1871,24 @@
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       }
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+    "node_modules/@nestjs/common/node_modules/tslib": {
+      "version": "2.8.1",
+      "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.8.1.tgz",
+      "integrity": "sha512-oJFu94HQb+KVduSUQL7wnpmqnfmLsOA/nAh6b6EH0wCEoK0/mPeXU6c3wKDV83MkOuHPRHtSXKKU99IBazS/2w==",
+      "license": "0BSD"
+    },
+    "node_modules/@nestjs/common/node_modules/uid": {
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+      "resolved": "https://registry.npmjs.org/uid/-/uid-2.0.2.tgz",
+      "integrity": "sha512-u3xV3X7uzvi5b1MncmZo3i2Aw222Zk1keqLA1YkHldREkAhAqi65wuPfe7lHx8H/Wzy+8CE7S7uS3jekIM5s8g==",
+      "license": "MIT",
+      "dependencies": {
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+      },
+      "engines": {
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+      }
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@@ -1963,10 +1983,11 @@
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-    "node_modules/@nestjs/mapped-types": {
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-      "resolved": "https://registry.npmmirror.com/@nestjs/mapped-types/-/mapped-types-1.2.2.tgz",
+      "resolved": "https://registry.npmjs.org/@nestjs/mapped-types/-/mapped-types-1.2.2.tgz",
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+      "license": "MIT",
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@@ -2131,6 +2152,26 @@
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+      "resolved": "https://registry.npmjs.org/@nestjs/mapped-types/-/mapped-types-1.2.2.tgz",
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+      "license": "MIT",
+      "peerDependencies": {
+        "@nestjs/common": "^7.0.8 || ^8.0.0 || ^9.0.0",
+        "class-transformer": "^0.2.0 || ^0.3.0 || ^0.4.0 || ^0.5.0",
+        "class-validator": "^0.11.1 || ^0.12.0 || ^0.13.0 || ^0.14.0",
+        "reflect-metadata": "^0.1.12"
+      },
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+          "optional": true
+        },
+        "class-validator": {
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+        }
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@@ -2336,6 +2377,32 @@
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       }
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+      "resolved": "https://registry.npmjs.org/@tokenizer/inflate/-/inflate-0.2.7.tgz",
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+      "license": "MIT",
+      "peer": true,
+      "dependencies": {
+        "debug": "^4.4.0",
+        "fflate": "^0.8.2",
+        "token-types": "^6.0.0"
+      },
+      "engines": {
+        "node": ">=18"
+      },
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/Borewit"
+      }
+    },
+    "node_modules/@tokenizer/token": {
+      "version": "0.3.0",
+      "resolved": "https://registry.npmjs.org/@tokenizer/token/-/token-0.3.0.tgz",
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+      "license": "MIT",
+      "peer": true
+    },
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       "resolved": "https://registry.npmmirror.com/@tsconfig/node10/-/node10-1.0.9.tgz",
@@ -4200,11 +4267,12 @@
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+      "resolved": "https://registry.npmjs.org/debug/-/debug-4.4.0.tgz",
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+      "license": "MIT",
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-        "ms": "2.1.2"
+        "ms": "^2.1.3"
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@@ -5027,6 +5095,13 @@
         "bser": "2.1.1"
       }
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+      "version": "0.8.2",
+      "resolved": "https://registry.npmjs.org/fflate/-/fflate-0.8.2.tgz",
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+      "license": "MIT",
+      "peer": true
+    },
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       "resolved": "https://registry.npmmirror.com/figures/-/figures-3.2.0.tgz",
@@ -5060,6 +5135,25 @@
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       }
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+      "resolved": "https://registry.npmjs.org/file-type/-/file-type-20.4.1.tgz",
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+      "peer": true,
+      "dependencies": {
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+        "strtok3": "^10.2.0",
+        "token-types": "^6.0.0",
+        "uint8array-extras": "^1.4.0"
+      },
+      "engines": {
+        "node": ">=18"
+      },
+      "funding": {
+        "url": "https://github.com/sindresorhus/file-type?sponsor=1"
+      }
+    },
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@@ -7471,9 +7565,10 @@
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+      "version": "2.1.3",
+      "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
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+      "license": "MIT"
     },
     "node_modules/multer": {
       "version": "1.4.4-lts.1",
@@ -7945,6 +8040,20 @@
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+    "node_modules/peek-readable": {
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/peek-readable/-/peek-readable-7.0.0.tgz",
+      "integrity": "sha512-nri2TO5JE3/mRryik9LlHFT53cgHfRK0Lt0BAZQXku/AW3E6XLt2GaY8siWi7dvW/m1z0ecn+J+bpDa9ZN3IsQ==",
+      "license": "MIT",
+      "peer": true,
+      "engines": {
+        "node": ">=18"
+      },
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/Borewit"
+      }
+    },
     "node_modules/picocolors": {
       "version": "1.0.0",
       "resolved": "https://registry.npmmirror.com/picocolors/-/picocolors-1.0.0.tgz",
@@ -8654,11 +8763,6 @@
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-    "node_modules/send/node_modules/ms": {
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-      "resolved": "https://registry.npmmirror.com/ms/-/ms-2.1.3.tgz",
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@@ -8964,6 +9068,24 @@
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+    "node_modules/strtok3": {
+      "version": "10.2.2",
+      "resolved": "https://registry.npmjs.org/strtok3/-/strtok3-10.2.2.tgz",
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+      "license": "MIT",
+      "peer": true,
+      "dependencies": {
+        "@tokenizer/token": "^0.3.0",
+        "peek-readable": "^7.0.0"
+      },
+      "engines": {
+        "node": ">=18"
+      },
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/Borewit"
+      }
+    },
     "node_modules/stubborn-fs": {
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@@ -9321,6 +9443,24 @@
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+    "node_modules/token-types": {
+      "version": "6.0.0",
+      "resolved": "https://registry.npmjs.org/token-types/-/token-types-6.0.0.tgz",
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+      "license": "MIT",
+      "peer": true,
+      "dependencies": {
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+        "ieee754": "^1.2.1"
+      },
+      "engines": {
+        "node": ">=14.16"
+      },
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/Borewit"
+      }
+    },
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@@ -9618,6 +9758,19 @@
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+    "node_modules/uint8array-extras": {
+      "version": "1.4.0",
+      "resolved": "https://registry.npmjs.org/uint8array-extras/-/uint8array-extras-1.4.0.tgz",
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+      "license": "MIT",
+      "peer": true,
+      "engines": {
+        "node": ">=18"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
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     "node_modules/universalify": {
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@@ -11569,13 +11722,28 @@
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+      "resolved": "https://registry.npmjs.org/@nestjs/common/-/common-11.0.16.tgz",
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       "requires": {
         "iterare": "1.2.1",
-        "tslib": "2.5.0",
-        "uid": "2.0.1"
+        "tslib": "2.8.1",
+        "uid": "2.0.2"
+      },
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+        "tslib": {
+          "version": "2.8.1",
+          "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.8.1.tgz",
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+          "version": "2.0.2",
+          "resolved": "https://registry.npmjs.org/uid/-/uid-2.0.2.tgz",
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+          "requires": {
+            "@lukeed/csprng": "^1.0.0"
+          }
+        }
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@@ -11621,14 +11789,16 @@
         "tslib": "2.5.0",
         "uuid": "9.0.0",
         "ws": "8.12.0"
+      },
+      "dependencies": {
+        "@nestjs/mapped-types": {
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+          "resolved": "https://registry.npmjs.org/@nestjs/mapped-types/-/mapped-types-1.2.2.tgz",
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+          "requires": {}
+        }
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-      "resolved": "https://registry.npmmirror.com/@nestjs/mapped-types/-/mapped-types-1.2.2.tgz",
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@@ -11728,6 +11898,14 @@
         "lodash": "4.17.21",
         "path-to-regexp": "3.2.0",
         "swagger-ui-dist": "4.15.5"
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+          "resolved": "https://registry.npmjs.org/@nestjs/mapped-types/-/mapped-types-1.2.2.tgz",
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+          "requires": {}
+        }
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     },
     "@nestjs/testing": {
@@ -11892,6 +12070,23 @@
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       }
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+      "resolved": "https://registry.npmjs.org/@tokenizer/inflate/-/inflate-0.2.7.tgz",
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+      "requires": {
+        "debug": "^4.4.0",
+        "fflate": "^0.8.2",
+        "token-types": "^6.0.0"
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+      "resolved": "https://registry.npmjs.org/@tokenizer/token/-/token-0.3.0.tgz",
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+    },
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@@ -13452,11 +13647,11 @@
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+      "resolved": "https://registry.npmjs.org/debug/-/debug-4.4.0.tgz",
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-        "ms": "2.1.2"
+        "ms": "^2.1.3"
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@@ -14121,6 +14316,12 @@
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+      "resolved": "https://registry.npmjs.org/fflate/-/fflate-0.8.2.tgz",
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@@ -14147,6 +14348,18 @@
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+      "version": "20.4.1",
+      "resolved": "https://registry.npmjs.org/file-type/-/file-type-20.4.1.tgz",
+      "integrity": "sha512-hw9gNZXUfZ02Jo0uafWLaFVPter5/k2rfcrjFJJHX/77xtSDOfJuEFb6oKlFV86FLP1SuyHMW1PSk0U9M5tKkQ==",
+      "peer": true,
+      "requires": {
+        "@tokenizer/inflate": "^0.2.6",
+        "strtok3": "^10.2.0",
+        "token-types": "^6.0.0",
+        "uint8array-extras": "^1.4.0"
+      }
+    },
     "fill-range": {
       "version": "7.0.1",
       "resolved": "https://registry.npmmirror.com/fill-range/-/fill-range-7.0.1.tgz",
@@ -16066,9 +16279,9 @@
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     },
     "ms": {
-      "version": "2.1.2",
-      "resolved": "https://registry.npmmirror.com/ms/-/ms-2.1.2.tgz",
-      "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
+      "version": "2.1.3",
+      "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
+      "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="
     },
     "multer": {
       "version": "1.4.4-lts.1",
@@ -16446,6 +16659,12 @@
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       "dev": true
     },
+    "peek-readable": {
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/peek-readable/-/peek-readable-7.0.0.tgz",
+      "integrity": "sha512-nri2TO5JE3/mRryik9LlHFT53cgHfRK0Lt0BAZQXku/AW3E6XLt2GaY8siWi7dvW/m1z0ecn+J+bpDa9ZN3IsQ==",
+      "peer": true
+    },
     "picocolors": {
       "version": "1.0.0",
       "resolved": "https://registry.npmmirror.com/picocolors/-/picocolors-1.0.0.tgz",
@@ -17013,11 +17232,6 @@
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             }
           }
-        },
-        "ms": {
-          "version": "2.1.3",
-          "resolved": "https://registry.npmmirror.com/ms/-/ms-2.1.3.tgz",
-          "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="
         }
       }
     },
@@ -17271,6 +17485,16 @@
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       "dev": true
     },
+    "strtok3": {
+      "version": "10.2.2",
+      "resolved": "https://registry.npmjs.org/strtok3/-/strtok3-10.2.2.tgz",
+      "integrity": "sha512-Xt18+h4s7Z8xyZ0tmBoRmzxcop97R4BAh+dXouUDCYn+Em+1P3qpkUfI5ueWLT8ynC5hZ+q4iPEmGG1urvQGBg==",
+      "peer": true,
+      "requires": {
+        "@tokenizer/token": "^0.3.0",
+        "peek-readable": "^7.0.0"
+      }
+    },
     "stubborn-fs": {
       "version": "1.2.4",
       "resolved": "https://registry.npmmirror.com/stubborn-fs/-/stubborn-fs-1.2.4.tgz",
@@ -17540,6 +17764,16 @@
       "resolved": "https://registry.npmmirror.com/toidentifier/-/toidentifier-1.0.1.tgz",
       "integrity": "sha512-o5sSPKEkg/DIQNmH43V0/uerLrpzVedkUh8tGNvaeXpfpuwjKenlSox/2O/BTlZUtEe+JG7s5YhEz608PlAHRA=="
     },
+    "token-types": {
+      "version": "6.0.0",
+      "resolved": "https://registry.npmjs.org/token-types/-/token-types-6.0.0.tgz",
+      "integrity": "sha512-lbDrTLVsHhOMljPscd0yitpozq7Ga2M5Cvez5AjGg8GASBjtt6iERCAJ93yommPmz62fb45oFIXHEZ3u9bfJEA==",
+      "peer": true,
+      "requires": {
+        "@tokenizer/token": "^0.3.0",
+        "ieee754": "^1.2.1"
+      }
+    },
     "tr46": {
       "version": "0.0.3",
       "resolved": "https://registry.npmmirror.com/tr46/-/tr46-0.0.3.tgz",
@@ -17740,6 +17974,12 @@
         "@lukeed/csprng": "^1.0.0"
       }
     },
+    "uint8array-extras": {
+      "version": "1.4.0",
+      "resolved": "https://registry.npmjs.org/uint8array-extras/-/uint8array-extras-1.4.0.tgz",
+      "integrity": "sha512-ZPtzy0hu4cZjv3z5NW9gfKnNLjoz4y6uv4HlelAjDK7sY/xOkKZv9xK/WQpcsBB3jEybChz9DPC2U/+cusjJVQ==",
+      "peer": true
+    },
     "universalify": {
       "version": "2.0.0",
       "resolved": "https://registry.npmmirror.com/universalify/-/universalify-2.0.0.tgz",
diff --git a/backend/package.json b/backend/package.json
index c55a0d1..a70f1dd 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -23,7 +23,7 @@
   "dependencies": {
     "@neo4j/graphql": "^3.17.0",
     "@nestjs/apollo": "^10.2.0",
-    "@nestjs/common": "^9.0.0",
+    "@nestjs/common": "^11.0.16",
     "@nestjs/config": "^2.3.1",
     "@nestjs/core": "^9.0.0",
     "@nestjs/graphql": "^10.2.0",