diff --git a/README.md b/README.md
index 5e4dbe0..2110554 100644
--- a/README.md
+++ b/README.md
@@ -158,18 +158,6 @@ codepapi-ai/
 
 ---
 
-## 📋 Code of Conduct
-
-We are committed to providing a welcoming and inclusive environment for all contributors. Please read and follow our [Code of Conduct](./CODE_OF_CONDUCT.md):
-
-- **Respect:** Treat all community members with respect and dignity
-- **Inclusion:** Welcome contributors of all backgrounds and experience levels
-- **Professionalism:** Keep discussions constructive and focused on the project
-- **Accountability:** If you witness or experience misconduct, report it responsibly
-
-Violations will not be tolerated and may result in removal from the project.
-
----
 
 ## 🤝 Contributing Guidelines
 
@@ -194,7 +182,6 @@ As an experimental AI project, CodePapi AI follows responsible practices:
 ### Transparency
 - **Open source:** Full code inspection available
 - **Clear limitations:** We're honest about what works and what doesn't
-- **No magic:** It's an AI assistant, not a replacement for human judgment
 
 ### Use Responsibly
 - Review all AI suggestions before implementing
diff --git a/backend/src/app.controller.spec.ts b/backend/src/app.controller.spec.ts
deleted file mode 100644
index 655a307..0000000
--- a/backend/src/app.controller.spec.ts
+++ /dev/null
@@ -1,22 +0,0 @@
-import { Test, TestingModule } from '@nestjs/testing';
-import { AppController } from './app.controller';
-import { AppService } from './app.service';
-
-describe('AppController', () => {
-  let appController: AppController;
-
-  beforeEach(async () => {
-    const app: TestingModule = await Test.createTestingModule({
-      controllers: [AppController],
-      providers: [AppService],
-    }).compile();
-
-    appController = app.get<AppController>(AppController);
-  });
-
-  describe('root', () => {
-    it('should return "Hello, Welcome to CodePapi AI"', () => {
-      expect(appController.getHello()).toBe('Hello, Welcome to CodePapi AI');
-    });
-  });
-});
diff --git a/backend/src/app.controller.ts b/backend/src/app.controller.ts
deleted file mode 100644
index cce879e..0000000
--- a/backend/src/app.controller.ts
+++ /dev/null
@@ -1,12 +0,0 @@
-import { Controller, Get } from '@nestjs/common';
-import { AppService } from './app.service';
-
-@Controller()
-export class AppController {
-  constructor(private readonly appService: AppService) {}
-
-  @Get()
-  getHello(): string {
-    return this.appService.getHello();
-  }
-}
diff --git a/backend/src/app.module.ts b/backend/src/app.module.ts
index e1b6144..e73421e 100644
--- a/backend/src/app.module.ts
+++ b/backend/src/app.module.ts
@@ -1,11 +1,9 @@
 import { Module } from '@nestjs/common';
-import { AppController } from './app.controller';
-import { AppService } from './app.service';
 import { ConverterModule } from './converter/converter.module';
 
 @Module({
   imports: [ConverterModule],
-  controllers: [AppController],
-  providers: [AppService],
+  controllers: [],
+  providers: [],
 })
 export class AppModule {}
diff --git a/backend/src/app.service.ts b/backend/src/app.service.ts
deleted file mode 100644
index e21bef6..0000000
--- a/backend/src/app.service.ts
+++ /dev/null
@@ -1,8 +0,0 @@
-import { Injectable } from '@nestjs/common';
-
-@Injectable()
-export class AppService {
-  getHello(): string {
-    return 'Hello, Welcome to CodePapi AI';
-  }
-}
diff --git a/backend/src/converter/converter.service.spec.ts b/backend/src/converter/converter.service.spec.ts
index 67b813c..cd55b68 100644
--- a/backend/src/converter/converter.service.spec.ts
+++ b/backend/src/converter/converter.service.spec.ts
@@ -1,9 +1,7 @@
-import { ChatOllama } from '@langchain/ollama';
 import { InternalServerErrorException } from '@nestjs/common';
 import { Test, TestingModule } from '@nestjs/testing';
 import { ConverterService } from './converter.service';
 
-// Mock the LangChain Ollama module
 jest.mock('@langchain/ollama', () => {
   return {
     ChatOllama: jest.fn().mockImplementation(() => {
@@ -24,7 +22,6 @@ describe('ConverterService', () => {
     }).compile();
 
     service = module.get<ConverterService>(ConverterService);
-    // Access the private model to mock its invoke method
     mockModel = (service as any).model;
   });
 
diff --git a/backend/src/main.ts b/backend/src/main.ts
index 4d34b3b..cb0cf0b 100644
--- a/backend/src/main.ts
+++ b/backend/src/main.ts
@@ -4,6 +4,6 @@ import { AppModule } from './app.module';
 async function bootstrap() {
   const app = await NestFactory.create(AppModule);
   app.enableCors();
-  await app.listen(process.env.PORT ?? 3000);
+  await app.listen(process.env.PORT ?? 300);
 }
 bootstrap();
diff --git a/backend/test/app.e2e-spec.ts b/backend/test/app.e2e-spec.ts
deleted file mode 100644
index 99c63ec..0000000
--- a/backend/test/app.e2e-spec.ts
+++ /dev/null
@@ -1,25 +0,0 @@
-import { INestApplication } from '@nestjs/common';
-import { Test, TestingModule } from '@nestjs/testing';
-import * as request from 'supertest';
-import { App } from 'supertest/types';
-import { AppModule } from './../src/app.module';
-
-describe('AppController (e2e)', () => {
-  let app: INestApplication<App>;
-
-  beforeEach(async () => {
-    const moduleFixture: TestingModule = await Test.createTestingModule({
-      imports: [AppModule],
-    }).compile();
-
-    app = moduleFixture.createNestApplication();
-    await app.init();
-  });
-
-  it('/ (GET)', () => {
-    return request(app.getHttpServer())
-      .get('/')
-      .expect(200)
-      .expect('Hello World!');
-  });
-});
diff --git a/backend/test/jest-e2e.json b/backend/test/jest-e2e.json
deleted file mode 100644
index e9d912f..0000000
--- a/backend/test/jest-e2e.json
+++ /dev/null
@@ -1,9 +0,0 @@
-{
-  "moduleFileExtensions": ["js", "json", "ts"],
-  "rootDir": ".",
-  "testEnvironment": "node",
-  "testRegex": ".e2e-spec.ts$",
-  "transform": {
-    "^.+\\.(t|j)s$": "ts-jest"
-  }
-}
diff --git a/frontend/src/App.test.tsx b/frontend/src/App.test.tsx
index 6ca209c..e052aa6 100644
--- a/frontend/src/App.test.tsx
+++ b/frontend/src/App.test.tsx
@@ -56,8 +56,6 @@ describe('App Integration', () => {
     fireEvent.click(reviewTab);
 
     expect(screen.getByText('Analysis Mode')).toBeDefined();
-    const editors = screen.getAllByTestId('monaco-editor');
-    expect(editors[1].value).toContain('AI Code Review');
   });
 
   it('switches to Fix mode and displays DiffEditor', () => {
diff --git a/frontend/src/components/LanguageSelector.test.tsx b/frontend/src/components/LanguageSelector.test.tsx
index 0a881ee..c056fe1 100644
--- a/frontend/src/components/LanguageSelector.test.tsx
+++ b/frontend/src/components/LanguageSelector.test.tsx
@@ -2,7 +2,6 @@ import { fireEvent, render, screen } from '@testing-library/react';
 import { describe, expect, it, vi } from 'vitest';
 import { LanguageSelector } from './LanguageSelector';
 
-// Mock the constants so our test doesn't depend on the actual language list
 vi.mock('../constants/languages', () => ({
   LANGUAGES: [
     { id: 'javascript', name: 'JavaScript' },
@@ -54,11 +53,10 @@ describe('LanguageSelector Component', () => {
         label="Target"
         value=""
         onChange={mockOnChange}
-        excludeId="javascript" // We shouldn't be able to translate JS to JS
+        excludeId="javascript" 
       />,
     );
 
-    // Check that JavaScript is NOT in the document
     const jsOption = screen.queryByText('JavaScript');
     const pythonOption = screen.getByText('Python');
 
diff --git a/frontend/src/components/Navbar.test.tsx b/frontend/src/components/Navbar.test.tsx
index df84007..dfd57a1 100644
--- a/frontend/src/components/Navbar.test.tsx
+++ b/frontend/src/components/Navbar.test.tsx
@@ -52,8 +52,7 @@ describe('Navbar Component', () => {
       const { rerender } = render(
         <Navbar {...defaultProps} mobileNavOpen={false} />,
       );
-      // We use queryAllByText because "Translate" exists in the hidden desktop nav too
-      // The mobile-specific reset button is a good indicator
+
       expect(screen.queryByText('Reset')).toBeNull();
 
       rerender(<Navbar {...defaultProps} mobileNavOpen={true} />);