chore: postinstall script to build all packages

Author: artus9033

package.json

@@ -21,7 +21,8 @@
     "test": "npm run test --workspace react-native-node-api --workspace cmake-rn --workspace gyp-to-cmake --workspace node-addon-examples",
     "bootstrap": "npm run build && npm run bootstrap --workspaces --if-present",
     "prerelease": "npm run build && npm run prerelease --workspaces --if-present",
-    "release": "changeset publish"
+    "release": "changeset publish",
+    "postinstall": "npm run build"
   },
   "author": {
     "name": "Callstack",