Initial commit: @ampeco/design-tokens v1.0.0

Design token system for AMPECO Embedded Web Apps with light/dark themes,
CSS custom properties, and runtime theme application via applyTheme().

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

tsup.config.ts

@@ -0,0 +1,9 @@
+import { defineConfig } from 'tsup';
+
+export default defineConfig({
+  entry: ['src/index.ts'],
+  format: ['esm', 'cjs'],
+  dts: true,
+  clean: true,
+  sourcemap: true,
+});