[FEAT] Custom login screen icon + custom app name

[shatfield4]

…m app name feature

Pull Request Type

• [x] ✨ feat
• [ ] 🐛 fix
• [ ] ♻️ refactor
• [ ] 💄 style
• [ ] 🔨 chore
• [ ] 📝 docs

Relevant Issues

resolves #1432

What is in this change?

• Implement feature to allow for custom logos being displayed on login screens (single & multi-user modes)
• Implement feature to allow users to set a custom app name instead of AnythingLLM on login screens

Additional Information

Developer Validations

• [x] I ran yarn lint from the root of the repo & committed changes
• [x] Relevant documentation has been updated
• [x] I have tested my code functionality
• [x] Docker build succeeds locally

[mmcaulay]

Thankyou for adding this, I'd made manual changes to this effect in a clone

[RahSwe]

Thankyou for adding this, I'd made manual changes to this effect in a clone

Yes this is high on the wish list =)