Initial commit: AS4/411 directory and discovery service for Sankofa Marketplace

Co-authored-by: Cursor <cursoragent@cursor.com>

packages/core/package.json

@@ -0,0 +1,18 @@
+{
+  "name": "@as4-411/core",
+  "type": "module",
+  "version": "0.1.0",
+  "description": "Domain model, validation, and policy types for as4-411",
+  "main": "dist/index.js",
+  "types": "dist/index.d.ts",
+  "scripts": {
+    "build": "tsc",
+    "test": "node --test dist/**/*.test.js 2>/dev/null || true"
+  },
+  "devDependencies": {
+    "typescript": "^5.3.0"
+  },
+  "engines": {
+    "node": ">=18"
+  }
+}