diff --git a/frontend/package.json b/frontend/package.json
index c263e96..effd66b 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -51,7 +51,7 @@
     "@types/node": "25.5.0",
     "@vitejs/plugin-vue": "6.0.5",
     "@vue/test-utils": "2.4.6",
-    "happy-dom": "20.8.4",
+    "happy-dom": "20.8.9",
     "prettier": "3.8.1",
     "vitest": "4.1.0",
     "vue-tsc": "3.2.5"
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 1c95268..19d502b 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -74,7 +74,7 @@ importers:
     devDependencies:
       '@nuxt/test-utils':
         specifier: 4.0.0
-        version: 4.0.0(@playwright/test@1.58.2)(@vue/test-utils@2.4.6)(happy-dom@20.8.4)(magicast@0.5.2)(playwright-core@1.58.2)(typescript@5.9.3)(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2))(vitest@4.1.0(@opentelemetry/api@1.9.0)(@types/node@25.5.0)(happy-dom@20.8.4)(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2)))
+        version: 4.0.0(@playwright/test@1.58.2)(@vue/test-utils@2.4.6)(happy-dom@20.8.9)(magicast@0.5.2)(playwright-core@1.58.2)(typescript@5.9.3)(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2))(vitest@4.1.0(@opentelemetry/api@1.9.0)(@types/node@25.5.0)(happy-dom@20.8.9)(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2)))
       '@playwright/test':
         specifier: 1.58.2
         version: 1.58.2
@@ -88,14 +88,14 @@ importers:
         specifier: 2.4.6
         version: 2.4.6
       happy-dom:
-        specifier: 20.8.4
-        version: 20.8.4
+        specifier: 20.8.9
+        version: 20.8.9
       prettier:
         specifier: 3.8.1
         version: 3.8.1
       vitest:
         specifier: 4.1.0
-        version: 4.1.0(@opentelemetry/api@1.9.0)(@types/node@25.5.0)(happy-dom@20.8.4)(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2))
+        version: 4.1.0(@opentelemetry/api@1.9.0)(@types/node@25.5.0)(happy-dom@20.8.9)(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2))
       vue-tsc:
         specifier: 3.2.5
         version: 3.2.5(typescript@5.9.3)
@@ -4663,8 +4663,8 @@ packages:
       crossws:
         optional: true
 
-  happy-dom@20.8.4:
-    resolution: {integrity: sha512-GKhjq4OQCYB4VLFBzv8mmccUadwlAusOZOI7hC1D9xDIT5HhzkJK17c4el2f6R6C715P9xB4uiMxeKUa2nHMwQ==}
+  happy-dom@20.8.9:
+    resolution: {integrity: sha512-Tz23LR9T9jOGVZm2x1EPdXqwA37G/owYMxRwU0E4miurAtFsPMQ1d2Jc2okUaSjZqAFz2oEn3FLXC5a0a+siyA==}
     engines: {node: '>=20.0.0'}
 
   has-property-descriptors@1.0.2:
@@ -7299,8 +7299,8 @@ packages:
       utf-8-validate:
         optional: true
 
-  ws@8.19.0:
-    resolution: {integrity: sha512-blAT2mjOEIi0ZzruJfIhb3nps74PRWTCz1IjglWEEpQl5XS/UNama6u2/rjFkDDouqr4L67ry+1aGIALViWjDg==}
+  ws@8.20.0:
+    resolution: {integrity: sha512-sAt8BhgNbzCtgGbt2OxmpuryO63ZoDk/sqaB/znQm94T4fCEsy/yV+7CdC1kJhOU9lboAEU7R3kquuycDoibVA==}
     engines: {node: '>=10.0.0'}
     peerDependencies:
       bufferutil: ^4.0.1
@@ -7854,7 +7854,7 @@ snapshots:
       eslint: 10.0.3(jiti@2.6.1)
       h3: 1.15.6
       tinyglobby: 0.2.15
-      ws: 8.19.0
+      ws: 8.20.0
     transitivePeerDependencies:
       - bufferutil
       - utf-8-validate
@@ -8412,7 +8412,7 @@ snapshots:
       vite-plugin-inspect: 11.3.3(@nuxt/kit@4.4.2(magicast@0.5.2))(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2))
       vite-plugin-vue-tracer: 1.3.0(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2))(vue@3.5.30(typescript@5.9.3))
       which: 6.0.1
-      ws: 8.19.0
+      ws: 8.20.0
     transitivePeerDependencies:
       - bufferutil
       - supports-color
@@ -8790,7 +8790,7 @@ snapshots:
       rc9: 3.0.0
       std-env: 3.10.0
 
-  '@nuxt/test-utils@4.0.0(@playwright/test@1.58.2)(@vue/test-utils@2.4.6)(happy-dom@20.8.4)(magicast@0.5.2)(playwright-core@1.58.2)(typescript@5.9.3)(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2))(vitest@4.1.0(@opentelemetry/api@1.9.0)(@types/node@25.5.0)(happy-dom@20.8.4)(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2)))':
+  '@nuxt/test-utils@4.0.0(@playwright/test@1.58.2)(@vue/test-utils@2.4.6)(happy-dom@20.8.9)(magicast@0.5.2)(playwright-core@1.58.2)(typescript@5.9.3)(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2))(vitest@4.1.0(@opentelemetry/api@1.9.0)(@types/node@25.5.0)(happy-dom@20.8.9)(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2)))':
     dependencies:
       '@clack/prompts': 1.0.0
       '@nuxt/devtools-kit': 2.7.0(magicast@0.5.2)(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2))
@@ -8819,14 +8819,14 @@ snapshots:
       tinyexec: 1.0.4
       ufo: 1.6.3
       unplugin: 3.0.0
-      vitest-environment-nuxt: 1.0.1(@playwright/test@1.58.2)(@vue/test-utils@2.4.6)(happy-dom@20.8.4)(magicast@0.5.2)(playwright-core@1.58.2)(typescript@5.9.3)(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2))(vitest@4.1.0(@opentelemetry/api@1.9.0)(@types/node@25.5.0)(happy-dom@20.8.4)(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2)))
+      vitest-environment-nuxt: 1.0.1(@playwright/test@1.58.2)(@vue/test-utils@2.4.6)(happy-dom@20.8.9)(magicast@0.5.2)(playwright-core@1.58.2)(typescript@5.9.3)(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2))(vitest@4.1.0(@opentelemetry/api@1.9.0)(@types/node@25.5.0)(happy-dom@20.8.9)(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2)))
       vue: 3.5.30(typescript@5.9.3)
     optionalDependencies:
       '@playwright/test': 1.58.2
       '@vue/test-utils': 2.4.6
-      happy-dom: 20.8.4
+      happy-dom: 20.8.9
       playwright-core: 1.58.2
-      vitest: 4.1.0(@opentelemetry/api@1.9.0)(@types/node@25.5.0)(happy-dom@20.8.4)(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2))
+      vitest: 4.1.0(@opentelemetry/api@1.9.0)(@types/node@25.5.0)(happy-dom@20.8.9)(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2))
     transitivePeerDependencies:
       - crossws
       - magicast
@@ -12588,14 +12588,14 @@ snapshots:
       rou3: 0.7.12
       srvx: 0.10.1
 
-  happy-dom@20.8.4:
+  happy-dom@20.8.9:
     dependencies:
       '@types/node': 25.5.0
       '@types/whatwg-mimetype': 3.0.2
       '@types/ws': 8.18.1
       entities: 7.0.1
       whatwg-mimetype: 3.0.0
-      ws: 8.19.0
+      ws: 8.20.0
     transitivePeerDependencies:
       - bufferutil
       - utf-8-validate
@@ -15941,9 +15941,9 @@ snapshots:
       terser: 5.46.1
       yaml: 2.8.2
 
-  vitest-environment-nuxt@1.0.1(@playwright/test@1.58.2)(@vue/test-utils@2.4.6)(happy-dom@20.8.4)(magicast@0.5.2)(playwright-core@1.58.2)(typescript@5.9.3)(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2))(vitest@4.1.0(@opentelemetry/api@1.9.0)(@types/node@25.5.0)(happy-dom@20.8.4)(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2))):
+  vitest-environment-nuxt@1.0.1(@playwright/test@1.58.2)(@vue/test-utils@2.4.6)(happy-dom@20.8.9)(magicast@0.5.2)(playwright-core@1.58.2)(typescript@5.9.3)(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2))(vitest@4.1.0(@opentelemetry/api@1.9.0)(@types/node@25.5.0)(happy-dom@20.8.9)(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2))):
     dependencies:
-      '@nuxt/test-utils': 4.0.0(@playwright/test@1.58.2)(@vue/test-utils@2.4.6)(happy-dom@20.8.4)(magicast@0.5.2)(playwright-core@1.58.2)(typescript@5.9.3)(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2))(vitest@4.1.0(@opentelemetry/api@1.9.0)(@types/node@25.5.0)(happy-dom@20.8.4)(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2)))
+      '@nuxt/test-utils': 4.0.0(@playwright/test@1.58.2)(@vue/test-utils@2.4.6)(happy-dom@20.8.9)(magicast@0.5.2)(playwright-core@1.58.2)(typescript@5.9.3)(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2))(vitest@4.1.0(@opentelemetry/api@1.9.0)(@types/node@25.5.0)(happy-dom@20.8.9)(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2)))
     transitivePeerDependencies:
       - '@cucumber/cucumber'
       - '@jest/globals'
@@ -15960,7 +15960,7 @@ snapshots:
       - vite
       - vitest
 
-  vitest@4.1.0(@opentelemetry/api@1.9.0)(@types/node@25.5.0)(happy-dom@20.8.4)(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2)):
+  vitest@4.1.0(@opentelemetry/api@1.9.0)(@types/node@25.5.0)(happy-dom@20.8.9)(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2)):
     dependencies:
       '@vitest/expect': 4.1.0
       '@vitest/mocker': 4.1.0(vite@7.3.1(@types/node@25.5.0)(jiti@2.6.1)(lightningcss@1.32.0)(terser@5.46.1)(yaml@2.8.2))
@@ -15985,7 +15985,7 @@ snapshots:
     optionalDependencies:
       '@opentelemetry/api': 1.9.0
       '@types/node': 25.5.0
-      happy-dom: 20.8.4
+      happy-dom: 20.8.9
     transitivePeerDependencies:
       - msw
 
@@ -16136,7 +16136,7 @@ snapshots:
 
   ws@8.18.3: {}
 
-  ws@8.19.0: {}
+  ws@8.20.0: {}
 
   wsl-utils@0.1.0:
     dependencies: