[Meta] Apply EnAccess branding to MPM (Mobile Apps)

This is a meta issue to track the overall progress of application of EnAccess branding to MPM Mobile Apps

The goal of this issue is to provide a centralized overview of ongoing work, ensuring alignment, visibility, and coordination across all tasks.

### Tracking Progress

- Please refer to the linked sub-issues for detailed progress, discussions, and implementation specifics.
- Each sub-issue represents a distinct integration or task contributing to the overall goal.
- Updates should be made directly within the respective sub-issues.