diff --git a/package.json b/package.json
index 67bdf087..268b2dd6 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
     "toucan-js": "^4.1.1"
   },
   "devDependencies": {
-    "@cloudflare/workers-types": "^4.20251229.0",
+    "@cloudflare/workers-types": "^4.20260103.0",
     "@eslint/compat": "^2.0.0",
     "@eslint/eslintrc": "^3.3.3",
     "@eslint/js": "^9.39.2",
@@ -47,8 +47,8 @@
     "@types/iarna__toml": "^2.0.5",
     "@types/jest": "^30.0.0",
     "@types/node": "24.10.4",
-    "@typescript-eslint/eslint-plugin": "^8.51.0",
-    "@typescript-eslint/parser": "^8.51.0",
+    "@typescript-eslint/eslint-plugin": "^8.52.0",
+    "@typescript-eslint/parser": "^8.52.0",
     "cross-env": "^10.1.0",
     "depcheck": "^1.4.7",
     "eslint": "^9.39.2",
diff --git a/yarn.lock b/yarn.lock
index faf3fab6..e5c20ef7 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -462,10 +462,10 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@cloudflare/workers-types@npm:^4.20251229.0":
-  version: 4.20251229.0
-  resolution: "@cloudflare/workers-types@npm:4.20251229.0"
-  checksum: a0e2f5f1da6a27fb78b2008e600d4c2a56df25c0936416063bc19fb9648702d5f4293ec13e4d9270b5f3b0ccd815273a6b2a427462598f035bd87734137da209
+"@cloudflare/workers-types@npm:^4.20260103.0":
+  version: 4.20260103.0
+  resolution: "@cloudflare/workers-types@npm:4.20260103.0"
+  checksum: 4d488b8155a0e9ee92115e644e35db6d10dde32515ffa5d6e71eb2ae564cb860db5fbf8da2726590f55d4ccd89053809c5001afa7e71b34b2d8d3696343dfa0e
   languageName: node
   linkType: hard
 
@@ -695,7 +695,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@eslint-community/eslint-utils@npm:^4.4.0, @eslint-community/eslint-utils@npm:^4.7.0, @eslint-community/eslint-utils@npm:^4.8.0":
+"@eslint-community/eslint-utils@npm:^4.4.0, @eslint-community/eslint-utils@npm:^4.8.0":
   version: 4.9.0
   resolution: "@eslint-community/eslint-utils@npm:4.9.0"
   dependencies:
@@ -706,13 +706,31 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@eslint-community/regexpp@npm:^4.10.0, @eslint-community/regexpp@npm:^4.12.1":
+"@eslint-community/eslint-utils@npm:^4.9.1":
+  version: 4.9.1
+  resolution: "@eslint-community/eslint-utils@npm:4.9.1"
+  dependencies:
+    eslint-visitor-keys: ^3.4.3
+  peerDependencies:
+    eslint: ^6.0.0 || ^7.0.0 || >=8.0.0
+  checksum: 0a27c2d676c4be6b329ebb5dd8f6c5ef5fae9a019ff575655306d72874bb26f3ab20e0b241a5f086464bb1f2511ca26a29ff6f80c1e2b0b02eca4686b4dfe1b5
+  languageName: node
+  linkType: hard
+
+"@eslint-community/regexpp@npm:^4.12.1":
   version: 4.12.1
   resolution: "@eslint-community/regexpp@npm:4.12.1"
   checksum: 0d628680e204bc316d545b4993d3658427ca404ae646ce541fcc65306b8c712c340e5e573e30fb9f85f4855c0c5f6dca9868931f2fcced06417fbe1a0c6cd2d6
   languageName: node
   linkType: hard
 
+"@eslint-community/regexpp@npm:^4.12.2":
+  version: 4.12.2
+  resolution: "@eslint-community/regexpp@npm:4.12.2"
+  checksum: 1770bc81f676a72f65c7200b5675ff7a349786521f30e66125faaf767fde1ba1c19c3790e16ba8508a62a3933afcfc806a893858b3b5906faf693d862b9e4120
+  languageName: node
+  linkType: hard
+
 "@eslint/compat@npm:^2.0.0":
   version: 2.0.0
   resolution: "@eslint/compat@npm:2.0.0"
@@ -1592,7 +1610,7 @@ __metadata:
   version: 0.0.0-use.local
   resolution: "@serlo/serlo.org-cloudflare-worker@workspace:."
   dependencies:
-    "@cloudflare/workers-types": ^4.20251229.0
+    "@cloudflare/workers-types": ^4.20260103.0
     "@eslint/compat": ^2.0.0
     "@eslint/eslintrc": ^3.3.3
     "@eslint/js": ^9.39.2
@@ -1603,8 +1621,8 @@ __metadata:
     "@types/iarna__toml": ^2.0.5
     "@types/jest": ^30.0.0
     "@types/node": 24.10.4
-    "@typescript-eslint/eslint-plugin": ^8.51.0
-    "@typescript-eslint/parser": ^8.51.0
+    "@typescript-eslint/eslint-plugin": ^8.52.0
+    "@typescript-eslint/parser": ^8.52.0
     cross-env: ^10.1.0
     depcheck: ^1.4.7
     eslint: ^9.39.2
@@ -1858,52 +1876,52 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@typescript-eslint/eslint-plugin@npm:^8.51.0":
-  version: 8.51.0
-  resolution: "@typescript-eslint/eslint-plugin@npm:8.51.0"
+"@typescript-eslint/eslint-plugin@npm:^8.52.0":
+  version: 8.52.0
+  resolution: "@typescript-eslint/eslint-plugin@npm:8.52.0"
   dependencies:
-    "@eslint-community/regexpp": ^4.10.0
-    "@typescript-eslint/scope-manager": 8.51.0
-    "@typescript-eslint/type-utils": 8.51.0
-    "@typescript-eslint/utils": 8.51.0
-    "@typescript-eslint/visitor-keys": 8.51.0
-    ignore: ^7.0.0
+    "@eslint-community/regexpp": ^4.12.2
+    "@typescript-eslint/scope-manager": 8.52.0
+    "@typescript-eslint/type-utils": 8.52.0
+    "@typescript-eslint/utils": 8.52.0
+    "@typescript-eslint/visitor-keys": 8.52.0
+    ignore: ^7.0.5
     natural-compare: ^1.4.0
-    ts-api-utils: ^2.2.0
+    ts-api-utils: ^2.4.0
   peerDependencies:
-    "@typescript-eslint/parser": ^8.51.0
+    "@typescript-eslint/parser": ^8.52.0
     eslint: ^8.57.0 || ^9.0.0
     typescript: ">=4.8.4 <6.0.0"
-  checksum: e046c67b4886b8fa033cd668d370f0e9a9143db3f4a63345a3c5db931274105fa6ad48e2b7134d128256706a137b9e0e74f8172786c67a555b3f5841a7d29183
+  checksum: 5ddeb82d9ef17b19a108e14c16ebd82fcc3517ee48adc76bab621188a335b750d7f7286d135c3ff7dcf3cad7c357e2769d0fb11134fb06a1ce999d214e32b3d8
   languageName: node
   linkType: hard
 
-"@typescript-eslint/parser@npm:^8.51.0":
-  version: 8.51.0
-  resolution: "@typescript-eslint/parser@npm:8.51.0"
+"@typescript-eslint/parser@npm:^8.52.0":
+  version: 8.52.0
+  resolution: "@typescript-eslint/parser@npm:8.52.0"
   dependencies:
-    "@typescript-eslint/scope-manager": 8.51.0
-    "@typescript-eslint/types": 8.51.0
-    "@typescript-eslint/typescript-estree": 8.51.0
-    "@typescript-eslint/visitor-keys": 8.51.0
-    debug: ^4.3.4
+    "@typescript-eslint/scope-manager": 8.52.0
+    "@typescript-eslint/types": 8.52.0
+    "@typescript-eslint/typescript-estree": 8.52.0
+    "@typescript-eslint/visitor-keys": 8.52.0
+    debug: ^4.4.3
   peerDependencies:
     eslint: ^8.57.0 || ^9.0.0
     typescript: ">=4.8.4 <6.0.0"
-  checksum: 7005808ece994393c5289971c81aefa0708dd7aaf45718f00fcc4a4cb318bc3afab85b1b686ce0a164e39a79bbd6c6d52e047043d15ca626486c9277f776376f
+  checksum: ec421ea73847fdc6da54346cc01db9f460bcb6329e36d7f5fda7567e1f3dc510a64233e614350cdfec876ab2cee1bc38f00caa3157c5f047eea2395d45c07d87
   languageName: node
   linkType: hard
 
-"@typescript-eslint/project-service@npm:8.51.0":
-  version: 8.51.0
-  resolution: "@typescript-eslint/project-service@npm:8.51.0"
+"@typescript-eslint/project-service@npm:8.52.0":
+  version: 8.52.0
+  resolution: "@typescript-eslint/project-service@npm:8.52.0"
   dependencies:
-    "@typescript-eslint/tsconfig-utils": ^8.51.0
-    "@typescript-eslint/types": ^8.51.0
-    debug: ^4.3.4
+    "@typescript-eslint/tsconfig-utils": ^8.52.0
+    "@typescript-eslint/types": ^8.52.0
+    debug: ^4.4.3
   peerDependencies:
     typescript: ">=4.8.4 <6.0.0"
-  checksum: 5917019e1ecb3892f0b927213e06834904bb40f62ec3f88b109e71073daedcab75bb2cc2847555e5b29625a9a70c0e70024c9e16e8eedcd9a2f7a6f76103410e
+  checksum: f27900d176aeb9a9c6c0f241011b9f55971015f62bc123d271f1046071834702e0caa7bd82ade4e24e5e48af1696fced0c53444d8f763e66fae7ead78dfd0a5d
   languageName: node
   linkType: hard
 
@@ -1917,38 +1935,38 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@typescript-eslint/scope-manager@npm:8.51.0":
-  version: 8.51.0
-  resolution: "@typescript-eslint/scope-manager@npm:8.51.0"
+"@typescript-eslint/scope-manager@npm:8.52.0":
+  version: 8.52.0
+  resolution: "@typescript-eslint/scope-manager@npm:8.52.0"
   dependencies:
-    "@typescript-eslint/types": 8.51.0
-    "@typescript-eslint/visitor-keys": 8.51.0
-  checksum: 361c7c5386d48900f25fc9ca95f609fdbb3b32455eba39815a3c511527a0da59e5369688eb25d2d71bdaf164c8dd892e583c9e23ebfeac0bea4656fe88338523
+    "@typescript-eslint/types": 8.52.0
+    "@typescript-eslint/visitor-keys": 8.52.0
+  checksum: e28a58da6a4ff32436f823e48674a16f26dfbd81126f4c5c785d66958c2a65409dce3998a7f3e4ca366c1cda6fed7e9cace6a37ab0e7848e30ff0d550fad1c64
   languageName: node
   linkType: hard
 
-"@typescript-eslint/tsconfig-utils@npm:8.51.0, @typescript-eslint/tsconfig-utils@npm:^8.51.0":
-  version: 8.51.0
-  resolution: "@typescript-eslint/tsconfig-utils@npm:8.51.0"
+"@typescript-eslint/tsconfig-utils@npm:8.52.0, @typescript-eslint/tsconfig-utils@npm:^8.52.0":
+  version: 8.52.0
+  resolution: "@typescript-eslint/tsconfig-utils@npm:8.52.0"
   peerDependencies:
     typescript: ">=4.8.4 <6.0.0"
-  checksum: 16e06d4f5b81736f932339b43c2d5274fb8d8553ce740b0123de5768a38cfa6dc474817a8128c88b2ec36e2cd811f2a22d659917345b0ec0d3e481eb0afdbd55
+  checksum: 0538a4092ece026a1567100f5cb019bb947268a246eb5a222abfcc73e91c3c1ee734d21c411f200a52fed5aa050067cee76bd469d04954664374b1f752ab6aea
   languageName: node
   linkType: hard
 
-"@typescript-eslint/type-utils@npm:8.51.0":
-  version: 8.51.0
-  resolution: "@typescript-eslint/type-utils@npm:8.51.0"
+"@typescript-eslint/type-utils@npm:8.52.0":
+  version: 8.52.0
+  resolution: "@typescript-eslint/type-utils@npm:8.52.0"
   dependencies:
-    "@typescript-eslint/types": 8.51.0
-    "@typescript-eslint/typescript-estree": 8.51.0
-    "@typescript-eslint/utils": 8.51.0
-    debug: ^4.3.4
-    ts-api-utils: ^2.2.0
+    "@typescript-eslint/types": 8.52.0
+    "@typescript-eslint/typescript-estree": 8.52.0
+    "@typescript-eslint/utils": 8.52.0
+    debug: ^4.4.3
+    ts-api-utils: ^2.4.0
   peerDependencies:
     eslint: ^8.57.0 || ^9.0.0
     typescript: ">=4.8.4 <6.0.0"
-  checksum: 952828acb6e72730d93f05d70ce0b948e4354583f96d4ef5b54fd10037b6cc7aaa4c163dacbba2827292bd96ffb6e6a851175d3b8cd398976eefc16c04c20a24
+  checksum: 172d22b4b740a9b367b0b079c8f1e61cb6610db6b31e84f37e021430941f1104fcea68391bc65a84e469386aa46d80e17a14f67bc082d15358b928d9c9161144
   languageName: node
   linkType: hard
 
@@ -1959,10 +1977,10 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@typescript-eslint/types@npm:8.51.0, @typescript-eslint/types@npm:^8.51.0":
-  version: 8.51.0
-  resolution: "@typescript-eslint/types@npm:8.51.0"
-  checksum: f170d4a639f279df381186a8caf65eb333426cf343e1f03712006d01bbb7b597e08db98963d156acc32bd0e6fc26fe3c5101fa4d5dc9dbbb31f5e0dd9448604a
+"@typescript-eslint/types@npm:8.52.0, @typescript-eslint/types@npm:^8.52.0":
+  version: 8.52.0
+  resolution: "@typescript-eslint/types@npm:8.52.0"
+  checksum: 3bf4058a46ea2bb31dc8a828916cac63719f0dab33d5351e43012e6ad9c47c815856a3b4858d9fb0403d1baac6409cead73f64b7391521f11f20e52444af2961
   languageName: node
   linkType: hard
 
@@ -1985,37 +2003,37 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@typescript-eslint/typescript-estree@npm:8.51.0":
-  version: 8.51.0
-  resolution: "@typescript-eslint/typescript-estree@npm:8.51.0"
+"@typescript-eslint/typescript-estree@npm:8.52.0":
+  version: 8.52.0
+  resolution: "@typescript-eslint/typescript-estree@npm:8.52.0"
   dependencies:
-    "@typescript-eslint/project-service": 8.51.0
-    "@typescript-eslint/tsconfig-utils": 8.51.0
-    "@typescript-eslint/types": 8.51.0
-    "@typescript-eslint/visitor-keys": 8.51.0
-    debug: ^4.3.4
-    minimatch: ^9.0.4
-    semver: ^7.6.0
+    "@typescript-eslint/project-service": 8.52.0
+    "@typescript-eslint/tsconfig-utils": 8.52.0
+    "@typescript-eslint/types": 8.52.0
+    "@typescript-eslint/visitor-keys": 8.52.0
+    debug: ^4.4.3
+    minimatch: ^9.0.5
+    semver: ^7.7.3
     tinyglobby: ^0.2.15
-    ts-api-utils: ^2.2.0
+    ts-api-utils: ^2.4.0
   peerDependencies:
     typescript: ">=4.8.4 <6.0.0"
-  checksum: f91af4df0a86a44f1d6a07ef3ddb0d88963d33486faacd1e67e828ccbc5d2039c926a3ca42d023f6629d61e907454c50d78cb074401111a5738eb788b8c6a77c
+  checksum: 16fbe17f4ff8cfcf5f58ce09c44ef1c487244a3303b9b3dfd25cba9664a630b482cd6d2f276560f96a481f55932c8d3f9dcda38fded9d387c05cfc60a6288b83
   languageName: node
   linkType: hard
 
-"@typescript-eslint/utils@npm:8.51.0":
-  version: 8.51.0
-  resolution: "@typescript-eslint/utils@npm:8.51.0"
+"@typescript-eslint/utils@npm:8.52.0":
+  version: 8.52.0
+  resolution: "@typescript-eslint/utils@npm:8.52.0"
   dependencies:
-    "@eslint-community/eslint-utils": ^4.7.0
-    "@typescript-eslint/scope-manager": 8.51.0
-    "@typescript-eslint/types": 8.51.0
-    "@typescript-eslint/typescript-estree": 8.51.0
+    "@eslint-community/eslint-utils": ^4.9.1
+    "@typescript-eslint/scope-manager": 8.52.0
+    "@typescript-eslint/types": 8.52.0
+    "@typescript-eslint/typescript-estree": 8.52.0
   peerDependencies:
     eslint: ^8.57.0 || ^9.0.0
     typescript: ">=4.8.4 <6.0.0"
-  checksum: be4fac7e9e29dfeaef74297ba808781210b0ce568bd54483c926ec5d684961fa8e8f3fa280cf0a6d3ec82b67b7b8cc87c9c6cf1f29c4892d925c0511061d3cb3
+  checksum: 08392eb917b5ab32eb812f96135e674af233e943cd150e3073d67b3df3abd958ec9959e3efb230978a5b150f9ea8fb05706323c675ff182976d9a307eb2503bf
   languageName: node
   linkType: hard
 
@@ -2043,13 +2061,13 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@typescript-eslint/visitor-keys@npm:8.51.0":
-  version: 8.51.0
-  resolution: "@typescript-eslint/visitor-keys@npm:8.51.0"
+"@typescript-eslint/visitor-keys@npm:8.52.0":
+  version: 8.52.0
+  resolution: "@typescript-eslint/visitor-keys@npm:8.52.0"
   dependencies:
-    "@typescript-eslint/types": 8.51.0
+    "@typescript-eslint/types": 8.52.0
     eslint-visitor-keys: ^4.2.1
-  checksum: f4d8bb694c2ecf5141a1add4038dbeb61f33a4e667592845e4d6565a983b37f8b4042984e6a6172243050d8d91e05a53b9db653c422af830332365330679a1ec
+  checksum: 8b071589a5480f8408aa1564648747e3aa31f4c39ddea1f0a43b06faf40b2aba04696b5c64b4f432f58b55af1241cdba23718af1a0f0b81f70609ca0b9716ae2
   languageName: node
   linkType: hard
 
@@ -3142,6 +3160,18 @@ __metadata:
   languageName: node
   linkType: hard
 
+"debug@npm:^4.4.3":
+  version: 4.4.3
+  resolution: "debug@npm:4.4.3"
+  dependencies:
+    ms: ^2.1.3
+  peerDependenciesMeta:
+    supports-color:
+      optional: true
+  checksum: 4805abd570e601acdca85b6aa3757186084a45cff9b2fa6eee1f3b173caa776b45f478b2a71a572d616d2010cea9211d0ac4a02a610e4c18ac4324bde3760834
+  languageName: node
+  linkType: hard
+
 "dedent@npm:^1.6.0":
   version: 1.6.0
   resolution: "dedent@npm:1.6.0"
@@ -4589,7 +4619,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"ignore@npm:^7.0.0":
+"ignore@npm:^7.0.5":
   version: 7.0.5
   resolution: "ignore@npm:7.0.5"
   checksum: d0862bf64d3d58bf34d5fb0a9f725bec9ca5ce8cd1aecc8f28034269e8f69b8009ffd79ca3eda96962a6a444687781cd5efdb8c7c8ddc0a6996e36d31c217f14
@@ -5905,6 +5935,15 @@ __metadata:
   languageName: node
   linkType: hard
 
+"minimatch@npm:^9.0.5":
+  version: 9.0.5
+  resolution: "minimatch@npm:9.0.5"
+  dependencies:
+    brace-expansion: ^2.0.1
+  checksum: 2c035575eda1e50623c731ec6c14f65a85296268f749b9337005210bb2b34e2705f8ef1a358b188f69892286ab99dc42c8fb98a57bde55c8d81b3023c19cea28
+  languageName: node
+  linkType: hard
+
 "minimist@npm:^1.2.0, minimist@npm:^1.2.5, minimist@npm:^1.2.6":
   version: 1.2.8
   resolution: "minimist@npm:1.2.8"
@@ -6012,7 +6051,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"ms@npm:^2.0.0, ms@npm:^2.1.1":
+"ms@npm:^2.0.0, ms@npm:^2.1.1, ms@npm:^2.1.3":
   version: 2.1.3
   resolution: "ms@npm:2.1.3"
   checksum: aa92de608021b242401676e35cfa5aa42dd70cbdc082b916da7fb925c542173e36bce97ea3e804923fe92c0ad991434e4a38327e15a1b5b5f945d66df615ae6d
@@ -7748,12 +7787,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"ts-api-utils@npm:^2.2.0":
-  version: 2.3.0
-  resolution: "ts-api-utils@npm:2.3.0"
+"ts-api-utils@npm:^2.4.0":
+  version: 2.4.0
+  resolution: "ts-api-utils@npm:2.4.0"
   peerDependencies:
     typescript: ">=4.8.4"
-  checksum: c11d5fe54418beaccb1a7c0b0816903bd088c4ee1848b7dd25ea489431f3c83880a3eaf8667964354a1c9fdf86b012a1f0b16a2e61d248c0774ab139d2173941
+  checksum: beae72a4fa22a7cc91a8a0f3dfb487d72e30f06ac50ff72f327d061dea2d4940c6451d36578d949caad3893d4d2c7d42d53b7663597ccda54ad32cdb842c3e34
   languageName: node
   linkType: hard