test(ci): add exporter heading levels and a11y typography smoke; update MAIN_PLAN

lib/exporter/typographyContrastTokens.test.ts

@@ -0,0 +1,29 @@
+import { describe, expect, test } from 'vitest'
+import { exportPage } from './html'
+import { pageSchema, type Page } from '@/lib/schema/page'
+
+const makePage = (): Page =>
+  pageSchema.parse({
+    title: 'A11y Tokens',
+    locale: 'en',
+    theme: { primaryColor: '#0ea5e9', fontFamily: 'Inter' },
+    sections: [],
+    form: { actionUrl: '', fields: [], spamProtection: { honeypotFieldName: '_hp', minSubmitSeconds: 2 } },
+    seo: { title: 'SEO', description: 'Desc' },
+    analytics: { ga4MeasurementId: '', metaPixelId: '', customHeadHtml: '' },
+  })
+
+describe('A11y color/typography token smoke', () => {
+  test('base text color, font-family and mobile h1 size markers exist', () => {
+    const { css } = exportPage(makePage())
+
+    // base text color token presence
+    expect(css.replace(/\s+/g, ' ')).toMatch(/body\{[^}]*color:\s*#0f172a/i)
+
+    // font-family token (contains "Inter" and common fallbacks)
+    expect(css).toMatch(/body\{[^}]*font-family:\s*Inter/i)
+
+    // mobile h1 size within max-width:640px media query
+    expect(css).toMatch(/@media \(max-width: 640px\)[\s\S]*h1\{[^}]*font-size:\s*1\.5rem/i)
+  })
+})