Refactor tracker.

package.json

@@ -1,6 +1,6 @@
 {
   "name": "umami",
-  "version": "0.38.0",
+  "version": "0.39.0",
   "description": "A simple, fast, website analytics alternative to Google Analytics. ",
   "author": "Mike Cao <mike@mikecao.com>",
   "license": "MIT",
@@ -15,7 +15,6 @@
     "start": "next start",
     "build-app": "next build",
     "build-tracker": "rollup -c rollup.tracker.config.js",
-    "build-snippet": "rollup -c rollup.snippet.config.js",
     "copy-db-schema": "node scripts/copy-db-schema.js",
     "build-db-schema": "dotenv prisma introspect",
     "build-db-client": "dotenv prisma generate",