add hw2

node_modules/@zenuml/core/.storybook/main.ts

@@ -0,0 +1,25 @@
+import type { StorybookConfig } from '@storybook/react-vite';
+
+const config: StorybookConfig = {
+  "stories": [
+    "../src/**/*.mdx",
+    "../src/**/*.stories.@(js|jsx|mjs|ts|tsx)"
+  ],
+  "addons": [
+    "@storybook/addon-docs",
+    "@storybook/addon-onboarding"
+  ],
+  "framework": {
+    "name": "@storybook/react-vite",
+    "options": {}
+  },
+  "typescript": {
+    "check": false,
+    "reactDocgen": "react-docgen-typescript",
+    "reactDocgenTypescriptOptions": {
+      "shouldExtractLiteralValuesFromEnum": true,
+      "propFilter": (prop) => (prop.parent ? !/node_modules/.test(prop.parent.fileName) : true),
+    },
+  },
+};
+export default config;

node_modules/@zenuml/core/.storybook/preview.ts

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+import type { Preview } from '@storybook/react-vite'
+import '../src/index.css'
+
+const preview: Preview = {
+  parameters: {
+    controls: {
+      matchers: {
+       color: /(background|color)$/i,
+       date: /Date$/i,
+      },
+    },
+    backgrounds: {
+      default: 'light',
+      values: [
+        {
+          name: 'light',
+          value: '#ffffff',
+        },
+        {
+          name: 'dark',
+          value: '#333333',
+        },
+      ],
+    },
+    actions: { argTypesRegex: '^on[A-Z].*' },
+  },
+};
+
+export default preview;