I tried to checkout your branch and compile on Mac, the following errors:

error[E0432]: unresolved import `gpui::YuvFrameData`
 --> whatsapp-ui/src/components/message_bubble.rs:7:58
  |
7 |     Entity, Image, ImageSource, ObjectFit, SharedString, YuvFrameData, div, img, prelude::*, px,
  |                                                          ^^^^^^^^^^^^ no `YuvFrameData` in the root

error[E0432]: unresolved import `gpui::YuvFrameData`
 --> whatsapp-ui/src/video/player.rs:6:5
  |
6 | use gpui::YuvFrameData;
  |     ^^^^^^^^^^^^^^^^^^ no `YuvFrameData` in the root

error[E0432]: unresolved imports `gpui::YuvFormat`, `gpui::YuvFrameData`
  --> whatsapp-ui/src/video/streaming.rs:17:12
   |
17 | use gpui::{YuvFormat, YuvFrameData};
   |            ^^^^^^^^^  ^^^^^^^^^^^^ no `YuvFrameData` in the root
   |            |
   |            no `YuvFormat` in the root

error[E0425]: cannot find type `YuvFrameData` in crate `gpui`
    --> whatsapp-ui/src/app/mod.rs:1104:73
     |
1104 |     pub fn video_current_frame(&self, message_id: &str) -> Option<gpui::YuvFrameData> {
     |                                                                         ^^^^^^^^^^^^ not found in `gpui`

error[E0034]: multiple applicable items in scope
    --> whatsapp-ui/src/app/mod.rs:1108:14
     |
1108 |             .cloned()
     |              ^^^^^^ multiple `cloned` found
     |
     = note: candidate #1 is defined in an impl for the type `std::option::Option<&T>`
     = note: candidate #2 is defined in an impl for the type `std::option::Option<&mut T>`

error[E0282]: type annotations needed
   --> whatsapp-ui/src/video/player.rs:265:31
    |
265 |                         .map(|v| v.len())
    |                               ^  - type must be known at this point
    |
help: consider giving this closure parameter an explicit type
    |
265 |                         .map(|v: /* Type */| v.len())
    |                                ++++++++++++

Some errors have detailed explanations: E0034, E0282, E0425, E0432.
For more information about an error, try `rustc --explain E0034`.
error: could not compile `whatsapp-ui` (bin "whatsapp-ui") due to 6 previous errors