chore: 🤖 Integrate login button in Agents UI (Rev 5)

[heldrida]

Why?

Integrate login button in Agents UI and deprecation of in-website authentication and cookie handling.

⚠️ Put back from #453

⚠️ Reverted due to a dynamic.xyz CORS issue, e.g. d5ac309 will re-attempt after troubleshooting

How?

• Deprecate custom authentication in-website to favour @fleek-platform/login-button

Tickets?

• PLAT-1991

Contribution checklist?

• The commit messages are detailed
• The build command runs locally
• Assets or static content are linked and stored in the project
• Document filename is named after the slug
• You've reviewed spelling using a grammar checker
• For documentation, guides or references, you've tested the commands and steps
• You've done enough research before writing

Security checklist?

• Sensitive data has been identified and is being protected properly
• Injection has been prevented (parameterized queries, no eval or system calls)
• The Components are escaping output (to prevent XSS)

References?

Optionally, provide references such as links

Preview?

Complete user auth flow

login-button-auth-flow-cross-page--enc.mp4

Projects persistent state

user-projects-persistent-state--enc.mp4

Login button flow (from 2025-01-21 17h23 GMT)

login-button-flow-rev-21jan2k251721--enc.mp4

Login

login-logout-journey-demo--enc.mp4

Project switch

project-drop-down-switch-demo--enc.mp4

[changeset-bot]

⚠️ No Changeset found

Latest commit: 6b5bf6e

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