diff --git a/package.json b/package.json
index 1ae9212..fc5b022 100644
--- a/package.json
+++ b/package.json
@@ -6,6 +6,7 @@
     "scripts": {
         "dev": "vite",
         "kill": "fuser -k 5000/tcp",
+        "prebuild": "mkdir -p /tmp/dist || true",
         "build": "tsc -b --noCheck && vite build",
         "lint": "eslint . --fix",
         "lint:check": "eslint .",
diff --git a/packages/spark-tools/src/sparkVitePlugin.ts b/packages/spark-tools/src/sparkVitePlugin.ts
index d8500cd..22c961b 100644
--- a/packages/spark-tools/src/sparkVitePlugin.ts
+++ b/packages/spark-tools/src/sparkVitePlugin.ts
@@ -1,3 +1,7 @@
+import { mkdir } from 'fs/promises'
+import { existsSync } from 'fs'
+import { resolve } from 'path'
+
 /**
  * Spark Vite Plugin
  * 
@@ -23,6 +27,17 @@ export default function sparkPlugin() {
       return html
     },
 
+    async buildStart() {
+      const tmpDist = '/tmp/dist'
+      if (!existsSync(tmpDist)) {
+        try {
+          await mkdir(tmpDist, { recursive: true })
+        } catch (err) {
+          console.warn('[spark-vite-plugin] Could not create /tmp/dist:', err)
+        }
+      }
+    },
+
     closeBundle() {
       // Build completed successfully
       // The Spark runtime may attempt to copy additional files after the build