fix: add captcha on login and signup page

[CuriouzK0d3r]

Description of PR

Resolves #122

Adds captcha protection to the login and signup pages.

What component(s) does this PR affect?

• Back-End (Node.js, Next.js)
• Front-End (React.js)
• Theming (CSS, React theme)
• Build System
• Docs

Does the PR require changes on other components? If yes, please mark the components:

• Back-End (Node.js, Next.js)
• Front-End (React.js)
• Theming (CSS, React theme)
• Build System
• Docs

Related Issue

Resolves #

Solution

Type

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Docs update
• None of the above

Checklist:

• I have read the contributing guide and my code conforms to the guidelines.
• This change requires a change in the documentation.
• I have updated the documentation accordingly.

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[gitpod-io]

[vkotronis]

tested, LGTM! Good work @CuriouzK0d3r !