Added 404 page

[RakshithaNagaraju74]

📝 Description

Added a 404 Page

🔗 Related Issue

Fixes # (593)

🛠️ Type of Change

• [ X] ✨ New Feature (e.g., AI categorization, new Chart.js visual)
• 🐞 Bug Fix (e.g., fixing a calculation error or UI glitch)
• 📝 Documentation (e.g., updating README or API docs)
• 🔐 Security/Backend (e.g., JWT updates, MongoDB schema changes)
• 📱 PWA/Offline (e.g., Service Worker or Manifest updates)

🧪 Testing & Validation

• [X ] I have tested the changes locally in Full-Stack Mode (Node.js + MongoDB).
• I have verified that the UI remains responsive on mobile and desktop.
• (If applicable) I have tested the offline functionality via the Service Worker.
• I have run npm start and confirmed there are no console errors.

🚩 Checklist:

• [ X] My code follows the existing folder structure (public/, models/, routes/).
• [X ] I have updated the .env.example file if I added new environment variables.
• [ X] I have not committed any sensitive .env secrets or private keys.
• [ X] My PR targets the main branch (or the designated development branch).

📸 Visuals (if applicable)

Add screenshots or a screen recording of the new UI features or dashboard updates to help the reviewer.

[github-actions]

🎉 Thanks for the PR, @RakshithaNagaraju74!

We really appreciate you taking the time to contribute to ExpenseFlow! 💙

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Please give us a star! It helps the project grow and reach more developers! 🌟

🔗 https://github.com/Renu-code123/ExpenseFlow

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✅ PR Checklist

Before we review, please ensure:

• Your code follows the project's coding standards
• All file changes are accurate and intentional
• You've tested your changes locally
• Any review comments have been addressed

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🙌 Thank You for Contributing!

We truly appreciate your interest in contributing to this project.

• Please make sure your code follows the project structure
• Add clear commit messages and comments where necessary
• Ensure your changes do not break existing functionality

We'll review your PR as soon as possible. Keep up the great work! ✨

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[Renu-code123]

@RakshithaNagaraju74 mention issue no.#

[RakshithaNagaraju74]

Issue no #593

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Project	Deployment	Actions	Updated (UTC)
expenseflow	Ready	Preview, Comment	Feb 11, 2026 0:25am