docs(storybook): show code panel for stories (#2342)

Relates to #1963

Update Storybook to version `8.5.0-beta.22` which includes our
[contribution](storybookjs/storybook#29253) that
shows a "Code" panel for each story.

package.json

@@ -27,10 +27,10 @@
     "@microsoft/eslint-formatter-sarif": "^3.1.0",
     "@playwright/experimental-ct-vue": "^1.49.1",
     "@playwright/test": "^1.49.1",
-    "@storybook/addon-essentials": "^8.4.7",
-    "@storybook/blocks": "^8.4.7",
-    "@storybook/vue3": "^8.4.7",
-    "@storybook/vue3-vite": "^8.4.7",
+    "@storybook/addon-essentials": "8.5.0-alpha.22",
+    "@storybook/blocks": "8.5.0-alpha.22",
+    "@storybook/vue3": "8.5.0-alpha.22",
+    "@storybook/vue3-vite": "8.5.0-alpha.22",
     "@tsconfig/node22": "^22.0.0",
     "@types/eslint": "^9.6.1",
     "@types/jsdom": "^21.1.7",
@@ -54,7 +54,7 @@
     "publint": "^0.2.12",
     "rimraf": "^6.0.1",
     "simple-git-hooks": "^2.11.1",
-    "storybook": "^8.4.7",
+    "storybook": "8.5.0-alpha.22",
     "turbo": "^2.3.3",
     "typescript": "catalog:",
     "typescript-eslint": "^8.18.1",

packages/sit-onyx/package.json

@@ -54,8 +54,8 @@
     "@sit-onyx/headless": "workspace:^",
     "@sit-onyx/playwright-utils": "workspace:^",
     "@sit-onyx/storybook-utils": "workspace:^",
-    "@storybook/addon-a11y": "^8.4.7",
-    "@storybook/addon-actions": "^8.4.7",
+    "@storybook/addon-a11y": "8.5.0-alpha.22",
+    "@storybook/addon-actions": "8.5.0-alpha.22",
     "@vue/compiler-dom": "catalog:",
     "axe-core": "^4.10.2",
     "eslint-plugin-vue-scoped-css": "^2.9.0",

packages/storybook-utils/package.json

@@ -42,7 +42,8 @@
   "devDependencies": {
     "@sit-onyx/icons": "workspace:^",
     "@sit-onyx/shared": "workspace:^",
-    "@storybook/addon-actions": "^8.4.7",
+    "@storybook/addon-actions": "8.5.0-alpha.22",
+    "storybook": "8.5.0-alpha.22",
     "vue": "catalog:",
     "vue-component-type-helpers": "^2.1.10"
   }