Fix missing file (#234)

Author: ericglau

packages/core/CHANGELOG.md

@@ -1,5 +1,9 @@
 # Changelog
 
+## Unreleased
+
+- Fix missing file. ([#234](https://github.com/OpenZeppelin/contracts-wizard/pull/234))
+
 ## 0.2.1 (2023-03-17)
 
 - Remove unspecified dependency on `@openzeppelin/contracts`. ([#233](https://github.com/OpenZeppelin/contracts-wizard/pull/233))

packages/core/package.json

@@ -9,7 +9,8 @@
   "files": [
     "/dist",
     "/src",
-    "!**/*.test.*"
+    "!**/*.test.*",
+    "openzeppelin-contracts.json"
   ],
   "scripts": {
     "prepare": "tsc && node dist/scripts/prepare.js",