Hook up the android kotlin code to the send js code (#860)

android/generateAndLinkBundle.js

@@ -0,0 +1,21 @@
+const child_process = require('child_process');
+const fs = require('fs');
+const path = require('path');
+
+child_process.execSync('npm run build');
+
+const prefix = path.join('..', '..', 'dist');
+const json_string = fs.readFileSync(path.join(prefix, 'manifest.json'));
+const manifest = JSON.parse(json_string);
+
+const android_filename = manifest['android.js'];
+fs.writeFileSync(
+  'src/main/assets/android.js',
+  fs.readFileSync(`${prefix}${android_filename}`)
+);
+
+const vendor_filename = manifest['vendor.js'];
+fs.writeFileSync(
+  'src/main/assets/vendor.js',
+  fs.readFileSync(`${prefix}${vendor_filename}`)
+);