diff --git a/backend/package-lock.json b/backend/package-lock.json
index 61c0215..faa253a 100644
--- a/backend/package-lock.json
+++ b/backend/package-lock.json
@@ -326,15 +326,16 @@
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     },
     "node_modules/@apollo/server": {
-      "version": "4.10.2",
-      "resolved": "https://registry.npmjs.org/@apollo/server/-/server-4.10.2.tgz",
-      "integrity": "sha512-qlTZE4XyzMPprtkxFjmPxMwc2KC4nvNQrKXk2PMotEACKcaLXVZFIgstxbSqBCNl2KgzbsgU1g6vvbV6Xcfikw==",
+      "version": "4.13.0",
+      "resolved": "https://registry.npmjs.org/@apollo/server/-/server-4.13.0.tgz",
+      "integrity": "sha512-t4GzaRiYIcPwYy40db6QjZzgvTr9ztDKBddykUXmBb2SVjswMKXbkaJ5nPeHqmT3awr9PAaZdCZdZhRj55I/8A==",
+      "deprecated": "Apollo Server v4 is end-of-life since January 26, 2026. As long as you are already using a non-EOL version of Node.js, upgrading to v5 should take only a few minutes. See https://www.apollographql.com/docs/apollo-server/previous-versions for details.",
       "peer": true,
       "dependencies": {
         "@apollo/cache-control-types": "^1.0.3",
         "@apollo/server-gateway-interface": "^1.1.1",
         "@apollo/usage-reporting-protobuf": "^4.1.1",
-        "@apollo/utils.createhash": "^2.0.0",
+        "@apollo/utils.createhash": "^2.0.2",
         "@apollo/utils.fetcher": "^2.0.0",
         "@apollo/utils.isnodelike": "^2.0.0",
         "@apollo/utils.keyvaluecache": "^2.1.0",
@@ -342,13 +343,13 @@
         "@apollo/utils.usagereporting": "^2.1.0",
         "@apollo/utils.withrequired": "^2.0.0",
         "@graphql-tools/schema": "^9.0.0",
-        "@josephg/resolvable": "^1.0.0",
         "@types/express": "^4.17.13",
         "@types/express-serve-static-core": "^4.17.30",
         "@types/node-fetch": "^2.6.1",
         "async-retry": "^1.2.1",
+        "content-type": "^1.0.5",
         "cors": "^2.8.5",
-        "express": "^4.17.1",
+        "express": "^4.21.1",
         "loglevel": "^1.6.8",
         "lru-cache": "^7.10.1",
         "negotiator": "^0.6.3",
@@ -651,9 +652,9 @@
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     },
     "node_modules/@apollo/utils.createhash": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/@apollo/utils.createhash/-/utils.createhash-2.0.1.tgz",
-      "integrity": "sha512-fQO4/ZOP8LcXWvMNhKiee+2KuKyqIcfHrICA+M4lj/h/Lh1H10ICcUtk6N/chnEo5HXu0yejg64wshdaiFitJg==",
+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/@apollo/utils.createhash/-/utils.createhash-2.0.2.tgz",
+      "integrity": "sha512-UkS3xqnVFLZ3JFpEmU/2cM2iKJotQXMoSTgxXsfQgXLC5gR1WaepoXagmYnPSA7Q/2cmnyTYK5OgAgoC4RULPg==",
       "peer": true,
       "dependencies": {
         "@apollo/utils.isnodelike": "^2.0.1",
@@ -11914,15 +11915,15 @@
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     },
     "@apollo/server": {
-      "version": "4.10.2",
-      "resolved": "https://registry.npmjs.org/@apollo/server/-/server-4.10.2.tgz",
-      "integrity": "sha512-qlTZE4XyzMPprtkxFjmPxMwc2KC4nvNQrKXk2PMotEACKcaLXVZFIgstxbSqBCNl2KgzbsgU1g6vvbV6Xcfikw==",
+      "version": "4.13.0",
+      "resolved": "https://registry.npmjs.org/@apollo/server/-/server-4.13.0.tgz",
+      "integrity": "sha512-t4GzaRiYIcPwYy40db6QjZzgvTr9ztDKBddykUXmBb2SVjswMKXbkaJ5nPeHqmT3awr9PAaZdCZdZhRj55I/8A==",
       "peer": true,
       "requires": {
         "@apollo/cache-control-types": "^1.0.3",
         "@apollo/server-gateway-interface": "^1.1.1",
         "@apollo/usage-reporting-protobuf": "^4.1.1",
-        "@apollo/utils.createhash": "^2.0.0",
+        "@apollo/utils.createhash": "^2.0.2",
         "@apollo/utils.fetcher": "^2.0.0",
         "@apollo/utils.isnodelike": "^2.0.0",
         "@apollo/utils.keyvaluecache": "^2.1.0",
@@ -11930,13 +11931,13 @@
         "@apollo/utils.usagereporting": "^2.1.0",
         "@apollo/utils.withrequired": "^2.0.0",
         "@graphql-tools/schema": "^9.0.0",
-        "@josephg/resolvable": "^1.0.0",
         "@types/express": "^4.17.13",
         "@types/express-serve-static-core": "^4.17.30",
         "@types/node-fetch": "^2.6.1",
         "async-retry": "^1.2.1",
+        "content-type": "^1.0.5",
         "cors": "^2.8.5",
-        "express": "^4.17.1",
+        "express": "^4.21.1",
         "loglevel": "^1.6.8",
         "lru-cache": "^7.10.1",
         "negotiator": "^0.6.3",
@@ -12155,9 +12156,9 @@
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     },
     "@apollo/utils.createhash": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/@apollo/utils.createhash/-/utils.createhash-2.0.1.tgz",
-      "integrity": "sha512-fQO4/ZOP8LcXWvMNhKiee+2KuKyqIcfHrICA+M4lj/h/Lh1H10ICcUtk6N/chnEo5HXu0yejg64wshdaiFitJg==",
+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/@apollo/utils.createhash/-/utils.createhash-2.0.2.tgz",
+      "integrity": "sha512-UkS3xqnVFLZ3JFpEmU/2cM2iKJotQXMoSTgxXsfQgXLC5gR1WaepoXagmYnPSA7Q/2cmnyTYK5OgAgoC4RULPg==",
       "peer": true,
       "requires": {
         "@apollo/utils.isnodelike": "^2.0.1",