diff --git a/front/.gitignore b/front/.gitignore
index a547bf3..2d7ceb8 100644
--- a/front/.gitignore
+++ b/front/.gitignore
@@ -22,3 +22,8 @@ dist-ssr
 *.njsproj
 *.sln
 *.sw?
+
+# Lock files
+package-lock.json
+yarn.lock
+pnpm-lock.yaml
\ No newline at end of file
diff --git a/front/package.json b/front/package.json
index 886816b..684d8b2 100644
--- a/front/package.json
+++ b/front/package.json
@@ -10,6 +10,10 @@
     "preview": "vite preview"
   },
   "dependencies": {
+    "@aztec/bb.js": "^0.87.9",
+    "@noir-lang/acvm_js": "^1.0.0-beta.8",
+    "@noir-lang/noirc_abi": "^1.0.0-beta.8",
+    "@rollup/plugin-inject": "^5.0.5",
     "@types/crypto-js": "^4.2.2",
     "@types/elliptic": "^6.4.18",
     "@types/react-router-dom": "^5.3.3",
diff --git a/front/src/main.tsx b/front/src/main.tsx
index b87c1fc..2528125 100644
--- a/front/src/main.tsx
+++ b/front/src/main.tsx
@@ -1,5 +1,4 @@
-import { Buffer } from 'buffer'
-(window as any).Buffer = Buffer
+import './shims/buffer.ts';
 
 import { StrictMode } from 'react'
 import { createRoot } from 'react-dom/client'
diff --git a/front/src/shims/buffer.ts b/front/src/shims/buffer.ts
new file mode 100644
index 0000000..5b31399
--- /dev/null
+++ b/front/src/shims/buffer.ts
@@ -0,0 +1,24 @@
+// src/shims/buffer.ts
+
+// buffer/index.js doğrudan gerçek paketten çekilir, alias’a takılmaz
+import { Buffer as NodeBuffer } from 'buffer/index.js';
+
+// Eğer writeBigUInt64BE yoksa ekleyelim
+if (!(NodeBuffer.prototype as any).writeBigUInt64BE) {
+  Object.defineProperty(NodeBuffer.prototype, 'writeBigUInt64BE', {
+    value(this: Buffer, value: bigint, offset = 0) {
+      for (let i = 7; i >= 0; --i) {
+        const byte = Number((value >> BigInt(i * 8)) & 0xffn);
+        (this as any)[offset + (7 - i)] = byte;
+      }
+      return offset + 8;
+    },
+    writable: true,
+  });
+}
+
+// Global Buffer’ı da atayalım (bazı kütüphaneler window.Buffer bekleyebilir)
+;(window as any).Buffer = NodeBuffer;
+
+// Adından export edelim
+export const Buffer = NodeBuffer;
\ No newline at end of file
diff --git a/front/vite.config.ts b/front/vite.config.ts
index 7d8f305..d2f746c 100644
--- a/front/vite.config.ts
+++ b/front/vite.config.ts
@@ -1,24 +1,29 @@
 import { defineConfig } from 'vite'
 import react from '@vitejs/plugin-react'
+import path from 'path'
 
-// https://vite.dev/config/
 export default defineConfig({
   plugins: [react()],
-  optimizeDeps: {
-    esbuildOptions: { target: "esnext" },
-    exclude: ["@noir-lang/noirc_abi", "@noir-lang/acvm_js"],
-  },
   resolve: {
-    alias: {
-      buffer: 'buffer',
+    alias: [
+      {
+        find: /^buffer$/,
+        replacement: path.resolve(__dirname, 'src/shims/buffer.ts'),
+      },
+    ],
+  },
+  optimizeDeps: {
+    esbuildOptions: {
+      target: 'esnext',
     },
+    exclude: ['@noir-lang/noirc_abi', '@noir-lang/acvm_js'],
   },
   define: {
-    global: 'globalThis',
+    global: 'window',
   },
   server: {
     fs: {
       allow: ['../..'],
     },
   },
-});
+})
\ No newline at end of file