Flutter News App Enhancement with Firebase

I have an existing Flutter-based news application that needs to be extended to work with Firebase. The application should support different authors writing to the same channel, mainly posting news updates.

Key Project Aspects:
- Integrate Firebase: I want to implement user authentication for author verification, a real-time database for instant updates, and cloud storage for housing multimedia content.
- Design Implementation: I have a complete design for the application, which will be provided. You will need to implement the design accurately.
- Deployment: Once the application is designed and implemented, you will be responsible for deploying it.

Ideal Skills and Experience:
- Extensive experience with Flutter and Firebase integration
- Strong understanding of user authentication protocols
- Proficiency in implementing real-time databases and cloud storage
- Ability to accurately implement a given design
- Experience in deploying applications

Please note that the content will primarily be news updates. Experience in working with news or content creation apps would be a plus.