Create esbuild config

esbuild.config.js

@@ -0,0 +1,15 @@
+import esbuild from "esbuild";
+import { sentryEsbuildPlugin } from "@sentry/esbuild-plugin";
+
+const hasToken = typeof process.env.SENTRY_AUTH_TOKEN === "string";
+
+esbuild.build({
+  plugins: hasToken
+    ? [
+        sentryEsbuildPlugin({
+          authToken: process.env.SENTRY_AUTH_TOKEN,
+        }),
+      ]
+    : undefined,
+  sourcemap: hasToken,
+});