chore(build): create npm run build.link

packages/angular/scripts/link-copy.js

@@ -0,0 +1,31 @@
+const fs = require('fs-extra');
+const path = require('path');
+
+
+let prjDir = process.argv[2];
+if (!prjDir) {
+  throw new Error('local path required as last argument to "npm run build.link" command');
+}
+prjDir = path.join(__dirname, '../../../', prjDir);
+const prjIonicAngular = path.join(prjDir, 'node_modules/@ionic/angular');
+
+const ionicAngularDir = path.join(__dirname, '..');
+const ionicAngularDist = path.join(ionicAngularDir, 'dist');
+const ionicAngularPkgJsonPath = path.join(ionicAngularDir, 'package.json');
+const ionicAngularPkgJson = require(ionicAngularPkgJsonPath);
+
+// make sure this local project exists
+fs.emptyDirSync(prjIonicAngular);
+
+ionicAngularPkgJson.files.push('package.json');
+
+ionicAngularPkgJson.files.forEach(f => {
+  const src = path.join(ionicAngularDir, f);
+  const dest = path.join(prjIonicAngular, f);
+
+  console.log('copying:', src, 'to', dest);
+  fs.copySync(src, dest);
+});
+
+const prjReadme = path.join(prjIonicAngular, 'README.md');
+fs.writeFileSync(prjReadme, '@ionic/angular copied from ' + ionicAngularDir);