feat: login form as a client component, theme toggle

.storybook/main.ts

@@ -0,0 +1,16 @@
+import type { StorybookConfig } from '@storybook/nextjs';
+
+const config: StorybookConfig = {
+  core: {
+    disableWhatsNewNotifications: true,
+    disableTelemetry: true,
+    enableCrashReports: false,
+  },
+  stories: ['../components/**/*.(stories|story).@(js|jsx|ts|tsx)'],
+  addons: ['storybook-dark-mode'],
+  framework: {
+    name: '@storybook/nextjs',
+    options: {},
+  },
+};
+export default config;