chore: use exports field and catalog refs in all packages

packages/mcp-server/package.json

@@ -2,20 +2,22 @@
   "name": "@marketplace-scrapers/mcp-server",
   "version": "1.0.0",
   "type": "module",
-  "module": "./src/index.ts",
+  "exports": {
+    ".": "./src/index.ts"
+  },
   "private": true,
   "scripts": {
     "start": "bun ./src/index.ts",
     "dev": "bun --watch ./src/index.ts",
     "build": "bun build ./src/index.ts --target=bun --outdir=../../dist/mcp",
-    "type:check": "bun tsgo"
+    "typecheck": "bun tsgo"
   },
   "dependencies": {
     "@marketplace-scrapers/core": "workspace:*",
-    "@typescript/native-preview": "^7.0.0-dev.20260428.1"
+    "@typescript/native-preview": "catalog:"
   },
   "devDependencies": {
-    "@types/bun": "latest"
+    "@types/bun": "catalog:"
   },
   "peerDependencies": {
     "typescript": "^5"