Title and Issue number

Title : Form Validation

Issue No. : #220

Fixes #220

Changes Made

*Implemented Validation for Signup Form:

Name: Required field. Email: Required field and must be a valid email address. Password: Required field.

*Implemented Validation for Login Form:

Email: Required field and must be a valid email address. Password: Required field and must be at least 6 characters long.

validate2 validation

[x] I have tested these changes locally.
[x] I have reviewed the code and ensured it follows the project's coding standards.
[x] I have updated the documentation (if necessary).
[x] I have read the contributing guidelines.

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