diff --git a/app/routes/api.netlify-deploy.ts b/app/routes/api.netlify-deploy.ts
index 48543e97..0bc1c5e4 100644
--- a/app/routes/api.netlify-deploy.ts
+++ b/app/routes/api.netlify-deploy.ts
@@ -1,5 +1,4 @@
 import { type ActionFunctionArgs, json } from '@remix-run/cloudflare';
-import crypto from 'crypto';
 import type { NetlifySiteInfo } from '~/types/netlify';
 
 interface DeployRequestBody {
@@ -8,6 +7,15 @@ interface DeployRequestBody {
   chatId: string;
 }
 
+async function sha1(message: string) {
+  const msgBuffer = new TextEncoder().encode(message);
+  const hashBuffer = await crypto.subtle.digest('SHA-1', msgBuffer);
+  const hashArray = Array.from(new Uint8Array(hashBuffer));
+  const hashHex = hashArray.map((b) => b.toString(16).padStart(2, '0')).join('');
+
+  return hashHex;
+}
+
 export async function action({ request }: ActionFunctionArgs) {
   try {
     const { siteId, files, token, chatId } = (await request.json()) as DeployRequestBody & { token: string };
@@ -104,7 +112,7 @@ export async function action({ request }: ActionFunctionArgs) {
     for (const [filePath, content] of Object.entries(files)) {
       // Ensure file path starts with a forward slash
       const normalizedPath = filePath.startsWith('/') ? filePath : '/' + filePath;
-      const hash = crypto.createHash('sha1').update(content).digest('hex');
+      const hash = await sha1(content);
       fileDigests[normalizedPath] = hash;
     }
 
diff --git a/vite.config.ts b/vite.config.ts
index 60ea52bf..a2648264 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -93,6 +93,26 @@ export default defineConfig((config) => {
     },
     build: {
       target: 'esnext',
+      rollupOptions: {
+        output: {
+          format: 'esm',
+        },
+      },
+      commonjsOptions: {
+        transformMixedEsModules: true,
+      },
+    },
+    optimizeDeps: {
+      esbuildOptions: {
+        define: {
+          global: 'globalThis',
+        },
+      },
+    },
+    resolve: {
+      alias: {
+        buffer: 'vite-plugin-node-polyfills/polyfills/buffer',
+      },
     },
     plugins: [
       nodePolyfills({