fix(decorators): Add Symbol.metadata polyfill and import it at entry to ensure decorator metadata is available

ts/00_commitinfo_data.ts

@@ -3,6 +3,6 @@
  */
 export const commitinfo = {
   name: '@push.rocks/smartdata',
-  version: '7.0.3',
+  version: '7.0.4',
   description: 'An advanced library for NoSQL data organization and manipulation using TypeScript with support for MongoDB, data validation, collections, and custom data types.'
 }

ts/index.ts

@@ -1,3 +1,6 @@
+// Polyfill must be imported first - ES modules hoist exports before code runs
+import './shim.js';
+
 export * from './classes.db.js';
 export * from './classes.collection.js';
 export * from './classes.doc.js';

ts/shim.ts

@@ -0,0 +1,6 @@
+/**
+ * Polyfill for Symbol.metadata required by TC39 Stage 3 decorators.
+ * Must be imported before any decorator code loads.
+ * @see https://github.com/tc39/proposal-decorator-metadata
+ */
+(Symbol as any).metadata ??= Symbol.for('Symbol.metadata');