Update project structure and dependencies; add architecture documentation and improve build scripts. Introduce new versioning and permissions for enhanced functionality.

vitest.config.ts

@@ -0,0 +1,13 @@
+import { fileURLToPath, URL } from 'node:url';
+import { defineConfig } from 'vitest/config';
+
+export default defineConfig({
+  resolve: {
+    alias: { '@': fileURLToPath(new URL('./src', import.meta.url)) },
+  },
+  test: {
+    environment: 'node',
+    include: ['src/**/*.test.ts'],
+    clearMocks: true,
+  },
+});