diff --git a/webui2/.storybook/main.ts b/webui2/.storybook/main.ts
index 4a482f26d53c40c6c695513b5c9eb87e00444eba..25ece5d90014db08245f3a93dd4cfa335c696bda 100644
--- a/webui2/.storybook/main.ts
+++ b/webui2/.storybook/main.ts
@@ -2,7 +2,7 @@ import type { StorybookConfig } from "@storybook/react-vite";
 
 const config: StorybookConfig = {
   stories: ["../src/**/*.stories.@(ts|tsx)"],
-  addons: ["@storybook/addon-vitest"],
+  addons: ["@storybook/addon-a11y", "@storybook/addon-vitest"],
   framework: "@storybook/react-vite",
 };
 
diff --git a/webui2/.storybook/preview.ts b/webui2/.storybook/preview.ts
index 7eb9ec09aa80eb1d948adbfb14682989603d88d7..8835b892564905795f5d2ae451123cb28b72c936 100644
--- a/webui2/.storybook/preview.ts
+++ b/webui2/.storybook/preview.ts
@@ -1,9 +1,12 @@
-import type { Preview } from "@storybook/react";
+import type { Preview } from "@storybook/react-vite";
 
 import "../src/index.css";
 
 const preview: Preview = {
   parameters: {
+    a11y: {
+      test: "error",
+    },
     controls: {
       matchers: {
         color: /(background|color)$/i,
diff --git a/webui2/package.json b/webui2/package.json
index c1c0339646afdfb358debdaffe4fd8b5000caca7..22b3dbefd4d4f3fc2dad5f28adbf221a46653ad1 100644
--- a/webui2/package.json
+++ b/webui2/package.json
@@ -47,6 +47,7 @@
     "@graphql-codegen/typescript": "^5.0.9",
     "@graphql-codegen/typescript-operations": "^5.0.9",
     "@graphql-codegen/typescript-react-apollo": "^4.3.2",
+    "@storybook/addon-a11y": "^10.3.4",
     "@storybook/addon-vitest": "^10.3.4",
     "@storybook/react": "^10.3.4",
     "@storybook/react-vite": "^10.3.4",
diff --git a/webui2/pnpm-lock.yaml b/webui2/pnpm-lock.yaml
index 4dfac1086deaa7e321f9358d26063867c4ad3682..0c08973f8063ec1cdb6916afd8d0ef8a34138418 100644
--- a/webui2/pnpm-lock.yaml
+++ b/webui2/pnpm-lock.yaml
@@ -90,6 +90,9 @@ importers:
       '@graphql-codegen/typescript-react-apollo':
         specifier: ^4.3.2
         version: 4.4.1(graphql@16.13.2)
+      '@storybook/addon-a11y':
+        specifier: ^10.3.4
+        version: 10.3.4(storybook@10.3.4(@testing-library/dom@10.4.1)(prettier@3.8.1)(react-dom@19.2.4(react@19.2.4))(react@19.2.4))
       '@storybook/addon-vitest':
         specifier: ^10.3.4
         version: 10.3.4(@vitest/browser-playwright@4.1.2)(@vitest/browser@4.1.2(vite@8.0.3(@emnapi/core@1.9.1)(@emnapi/runtime@1.9.1)(@types/node@25.5.0)(esbuild@0.27.4)(jiti@2.6.1)(tsx@4.21.0)(yaml@2.8.3))(vitest@4.1.2))(@vitest/runner@4.1.2)(react-dom@19.2.4(react@19.2.4))(react@19.2.4)(storybook@10.3.4(@testing-library/dom@10.4.1)(prettier@3.8.1)(react-dom@19.2.4(react@19.2.4))(react@19.2.4))(vitest@4.1.2)
@@ -2109,6 +2112,11 @@ packages:
   '@standard-schema/spec@1.1.0':
     resolution: {integrity: sha512-l2aFy5jALhniG5HgqrD6jXLi/rUWrKvqN/qJx6yoJsgKhblVd+iqqU4RCXavm/jPityDo5TCvKMnpjKnOriy0w==}
 
+  '@storybook/addon-a11y@10.3.4':
+    resolution: {integrity: sha512-TylBS2+MUPRfgzBKiygL1JoUBnTqEKo5oCEfjHneJZKzYE1UNgdMdk/fiyanaGKTZBKBxWbShxZhT2gLs8kqMA==}
+    peerDependencies:
+      storybook: ^10.3.4
+
   '@storybook/addon-vitest@10.3.4':
     resolution: {integrity: sha512-lSn8opaHVzDxLtMy28FnSkyx6uP1oQVnGzodNunTjrbJ8Ue8JVK+fjWtC/JfErIio0avlq79mgC5tfHSWlPr9w==}
     peerDependencies:
@@ -2745,6 +2753,10 @@ packages:
     resolution: {integrity: sha512-Hdw8qdNiqdJ8LqT0iK0sVzkFbzg6fhnQqqfWhBDxcHZvU75+B+ayzTy8x+k5Ix0Y92XOhOUlx74ps+bA6BeYMQ==}
     engines: {node: '>=8'}
 
+  axe-core@4.11.2:
+    resolution: {integrity: sha512-byD6KPdvo72y/wj2T/4zGEvvlis+PsZsn/yPS3pEO+sFpcrqRpX/TJCxvVaEsNeMrfQbCr7w163YqoD9IYwHXw==}
+    engines: {node: '>=4'}
+
   babel-dead-code-elimination@1.0.12:
     resolution: {integrity: sha512-GERT7L2TiYcYDtYk1IpD+ASAYXjKbLTDPhBtYj7X1NuRMDTMtAx9kyBenub1Ev41lo91OHCKdmP+egTDmfQ7Ig==}
 
@@ -6774,6 +6786,12 @@ snapshots:
 
   '@standard-schema/spec@1.1.0': {}
 
+  '@storybook/addon-a11y@10.3.4(storybook@10.3.4(@testing-library/dom@10.4.1)(prettier@3.8.1)(react-dom@19.2.4(react@19.2.4))(react@19.2.4))':
+    dependencies:
+      '@storybook/global': 5.0.0
+      axe-core: 4.11.2
+      storybook: 10.3.4(@testing-library/dom@10.4.1)(prettier@3.8.1)(react-dom@19.2.4(react@19.2.4))(react@19.2.4)
+
   '@storybook/addon-vitest@10.3.4(@vitest/browser-playwright@4.1.2)(@vitest/browser@4.1.2(vite@8.0.3(@emnapi/core@1.9.1)(@emnapi/runtime@1.9.1)(@types/node@25.5.0)(esbuild@0.27.4)(jiti@2.6.1)(tsx@4.21.0)(yaml@2.8.3))(vitest@4.1.2))(@vitest/runner@4.1.2)(react-dom@19.2.4(react@19.2.4))(react@19.2.4)(storybook@10.3.4(@testing-library/dom@10.4.1)(prettier@3.8.1)(react-dom@19.2.4(react@19.2.4))(react@19.2.4))(vitest@4.1.2)':
     dependencies:
       '@storybook/global': 5.0.0
@@ -7455,6 +7473,8 @@ snapshots:
 
   auto-bind@4.0.0: {}
 
+  axe-core@4.11.2: {}
+
   babel-dead-code-elimination@1.0.12:
     dependencies:
       '@babel/core': 7.29.0