Added sidebar to pomodoro and todo pages

[Kartikeyji17]

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• ✅ My issue is assigned to me, and I have not taken up another task simultaneously.
• 🔁 I have pulled the latest changes from the main branch.
• 🧪 My code is tested and does not break existing functionality.
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🧠 Description

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✅ Type of Change

• 🐞 Bug fix
• 💡 Feature
• 🧹 Code cleanup/refactor
• 🧪 Test cases
• 📚 Docs update

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[vercel]

@Kartikeyji17 is attempting to deploy a commit to the Annanya's projects Team on Vercel.

A member of the Team first needs to authorize it.

[github-actions]

🙌 Thanks @Kartikeyji17 for raising this PR!
Our team will review it soon ⏳ — meanwhile, please make sure your PR follows our contributing guidelines 👉 Contributing Guidelines 🎉

[Kartikeyji17]

@Annanyatiwary4 Please review this PR. I have added a sidebar in todo and pomodoro pages for easy navigation.

[Annanyatiwary4]

@Kartikeyji17 share the ss of the changes.

[Kartikeyji17]

Earlier

Now, After Changes
Pomodoro Page

Todo Page

[Kartikeyji17]

@Annanyatiwary4 Shared the ss of changes. Please have a look.

[Annanyatiwary4]

@Kartikeyji17 check the height of sidebar in to do page .it's not capturing entire length

[Kartikeyji17]

@Annanyatiwary4 i have updated the height of sidebar in todo page . Can i generate a PR now?