Can't compile

[wiiznokes]

I have this errors while trying to compile:

manjasus% cargo run 
   Compiling pt-launcher v0.1.4 (/home/lenaic/Documents/test/launcher)
error: Unknown property background in LineEdit
  --> /home/lenaic/Documents/test/launcher/src/ui/./settings.slint:39:13
   |
39 |             background: #27323f;
   |             ^
error: Unknown property border-radius in LineEdit
  --> /home/lenaic/Documents/test/launcher/src/ui/./settings.slint:40:13
   |
40 |             border-radius: 10phx;
   |             ^
error: Unknown property border-width in LineEdit
  --> /home/lenaic/Documents/test/launcher/src/ui/./settings.slint:41:13
   |
41 |             border-width: 0;
   |             ^

error: Error occurred
 --> src/main.rs:3:1
  |
3 | slint::slint!(import { MainWindow } from "src/ui/main.slint";);
  | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  |
  = note: this error originates in the macro `slint::slint` (in Nightly builds, run with -Z macro-backtrace for more info)

error[E0412]: cannot find type `MainWindow` in this scope
  --> src/main.rs:41:43
   |
41 | fn update_discussions(handle: slint::Weak<MainWindow>, posts: Vec<Post>) {
   |                      -                    ^^^^^^^^^^ not found in this scope
   |                      |
   |                      help: you might be missing a type parameter: `<MainWindow>`

error[E0412]: cannot find type `NewsData` in this scope
  --> src/main.rs:43:32
   |
41 | fn update_discussions(handle: slint::Weak<MainWindow>, posts: Vec<Post>) {
   |                      - help: you might be missing a type parameter: `<NewsData>`
42 |     handle.upgrade_in_event_loop(move |handle| {
43 |         let mut news_data: Vec<NewsData> = vec![];
   |                                ^^^^^^^^ not found in this scope

error[E0422]: cannot find struct, variant or union type `NewsData` in this scope
  --> src/main.rs:46:24
   |
46 |             let news = NewsData {
   |                        ^^^^^^^^ not found in this scope

error[E0433]: failed to resolve: use of undeclared type `MainWindow`
  --> src/main.rs:11:23
   |
11 |     let main_window = MainWindow::new();
   |                       ^^^^^^^^^^ use of undeclared type `MainWindow`

Some errors have detailed explanations: E0412, E0422, E0433.
For more information about an error, try `rustc --explain E0412`.
error: could not compile `pt-launcher` due to 5 previous errors