feat(backend): added jwt for user signup and login

[Deepanshu0703]

Related Issue

Added jwt token on UserSignUp and UserLogin and will all add the verification of token when the docter related routes are ready

Closes: #45

Type of change

Added some technologies

• [ ] Bug fix (non-breaking change which fixes an issue)
• [x] New feature (non-breaking change which adds functionality)
• [ ] Enhancement in the existing features
• [ ] Other

Mention any unusual behaviour of your code (Write NA if not)

NaN

Checklist:

• [x] My code follows the guidelines of this project.
• [x] I have performed a self-review of my own code.
• [x] I have commented my code, particularly whereever it was hard to understand.
• [x] My changes generate no new warnings.
• [x] I have verified/tested my code by running it locally.

Files Added/Modified

client/package-lock.json server/package-lock.json server/package.json server/routes/user.js

Screenshots / Videos / Gif

Additional Info (optional)

I will again raise a issue to secure the routes using jwt token verification when other routes except related to auth will be created.

[Deepanshu0703]

Thanks @apeksha235

[MahendraDani]

@Deepanshu0703 Please change the PR title to something like feat(backend): added jwt for user signup and login to pass the PR title lint test case!

[Deepanshu0703]

Thanks @MahendraDani !! Changed that .

[Deepanshu0703]

what about ESLint