diff --git a/molstar-extension/.npmignore b/molstar-extension/.npmignore
new file mode 100644
index 00000000..fa7182d5
--- /dev/null
+++ b/molstar-extension/.npmignore
@@ -0,0 +1,2 @@
+*.tsbuildinfo
+*.js.map
\ No newline at end of file
diff --git a/molstar-extension/esbuild.config.js b/molstar-extension/esbuild.config.js
index 105bfd1f..fc9d0534 100644
--- a/molstar-extension/esbuild.config.js
+++ b/molstar-extension/esbuild.config.js
@@ -9,10 +9,10 @@ const
 
 console.log(`${ productionMode ? 'production' : 'development' } build`);
 
-const staticFilesPluginOptions = {
-  src: './src',
-  dest: './lib',
-}
+// const staticFilesPluginOptions = {
+//   src: './src',
+//   dest: './lib',
+// }
 
 // const buildLib = await esbuild.context({
 //   entryPoints: ['src/**/*.ts'],
diff --git a/molstar-extension/package.json b/molstar-extension/package.json
index 246c0c73..5f8f9a46 100644
--- a/molstar-extension/package.json
+++ b/molstar-extension/package.json
@@ -18,7 +18,9 @@
     "bundle": "npm run init && node ./esbuild.config.js",
     "build": "npm run bundle -- production",
     "build-site": "npm run bundle -- production && mkdir ./site && cp ./build/* ./site/.",
-    "start": "npm run bundle -- development"
+    "start": "npm run bundle -- development",
+    "rebuild": "npm run clean && npm run build",
+    "version": "npm run rebuild && cpx .npmignore lib/"
   },
   "files": [
     "lib/",