feat: implemented post api for user details

[MahendraDani]

Related Issue

Closes: #212

Description of Changes

• Created a POST API for user Details

API Reference

Route	Method	Use
/users	POST	To create a new user and add its details

Features of API

• Checks if the new user's email already exists in database, if it exists then returns 400 status code.
• If the email is new, then the password of the user is hashed and then the user is saved in database.

Checklist:

• [x] My code adheres to the established style guidelines of this project.
• [x] I have conducted a self-review of my code.
• [x] I have included comments in areas that may be difficult to understand.
• [x] I have made corresponding updates to the project documentation.
• [x] My changes have not introduced any new warnings.

Screenshots

The following screen recording shows the working of API by making a request on route http://localhost:3000/users POST.

https://github.com/SrijanShovit/carbonops-v2/assets/116940083/15b74688-ad4f-4026-945d-b79fcb4efc3b

Please provide any necessary screenshots to illustrate the changes made.

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[MahendraDani]

@shreya024 Once this PR is merged I will raise a PR for #211.

[vercel[bot]]

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Name	Status	Preview	Comments	Updated (UTC)
carbonops-v2	❌ Failed (Inspect)			Jul 29, 2023 4:53pm

[MahendraDani]

@shreya024 Are there any changes required?

[shreya024]

@shreya024 Are there any changes required?

Yeah @MahendraDani solve the vercel errors

[MahendraDani]

@shreya024 would you please send the error log?