feat(core): allow ProgressLayout with danger

- adds `danger` parameter to `show_progress` which can be used by
individual layout implementations to render a loader with a sever color
- this feature is used for wipe device handler
- this feature is implemented for Eckhart layout in this commit

[no changelog]

core/embed/rust/src/ui/api/firmware_micropython.rs

@@ -951,8 +951,9 @@ extern "C" fn new_show_progress(n_args: usize, args: *const Obj, kwargs: *mut Ma
             .get(Qstr::MP_QSTR_title)
             .and_then(Obj::try_into_option)
             .unwrap_or(None);
+        let danger: bool = kwargs.get_or(Qstr::MP_QSTR_danger, false)?;
 
-        let layout = ModelUI::show_progress(description, indeterminate, title)?;
+        let layout = ModelUI::show_progress(description, indeterminate, title, danger)?;
         Ok(LayoutObj::new_root(layout)?.into())
     };
     unsafe { util::try_with_args_and_kwargs(n_args, args, kwargs, block) }
@@ -1739,6 +1740,7 @@ pub static mp_module_trezorui_api: Module = obj_module! {
     ///     description: str,
     ///     indeterminate: bool = False,
     ///     title: str | None = None,
+    ///     danger: bool = False,
     /// ) -> LayoutObj[UiResult]:
     ///     """Show progress loader. Please note that the number of lines reserved on screen for
     ///     description is determined at construction time. If you want multiline descriptions

core/embed/rust/src/ui/layout_bolt/ui_firmware.rs

@@ -1031,6 +1031,7 @@ impl FirmwareUI for UIBolt {
         description: TString<'static>,
         indeterminate: bool,
         title: Option<TString<'static>>,
+        _danger: bool,
     ) -> Result<impl LayoutMaybeTrace, Error> {
         let (title, description) = if let Some(title) = title {
             (title, description)

core/embed/rust/src/ui/layout_caesar/ui_firmware.rs

@@ -1166,6 +1166,7 @@ impl FirmwareUI for UICaesar {
         description: TString<'static>,
         indeterminate: bool,
         title: Option<TString<'static>>,
+        _danger: bool,
     ) -> Result<impl LayoutMaybeTrace, Error> {
         let mut progress = Progress::new(indeterminate, description);
         if let Some(title) = title {

core/embed/rust/src/ui/layout_delizia/ui_firmware.rs

@@ -1003,6 +1003,7 @@ impl FirmwareUI for UIDelizia {
         description: TString<'static>,
         indeterminate: bool,
         title: Option<TString<'static>>,
+        _danger: bool,
     ) -> Result<impl LayoutMaybeTrace, Error> {
         let (title, description) = if let Some(title) = title {
             (title, description)

core/embed/rust/src/ui/layout_eckhart/firmware/progress_screen.rs

@@ -38,12 +38,17 @@ impl ProgressScreen {
         title: TString<'static>,
         indeterminate: bool,
         description: TString<'static>,
+        danger: bool,
     ) -> Self {
         Self {
             indeterminate,
             text: Self::create_paragraphs(title, description),
             value: 0,
-            border: ScreenBorder::new(theme::GREEN_LIME),
+            border: ScreenBorder::new(if danger {
+                theme::ORANGE
+            } else {
+                theme::GREEN_LIME
+            }),
             coinjoin_progress: false,
             coinjoin_do_not_disconnect: None,
         }

core/embed/rust/src/ui/layout_eckhart/ui_firmware.rs

@@ -1191,6 +1191,7 @@ impl FirmwareUI for UIEckhart {
         description: TString<'static>,
         indeterminate: bool,
         title: Option<TString<'static>>,
+        danger: bool,
     ) -> Result<impl LayoutMaybeTrace, Error> {
         let (title, description) = if let Some(title) = title {
             (title, description)
@@ -1202,6 +1203,7 @@ impl FirmwareUI for UIEckhart {
             title,
             indeterminate,
             description,
+            danger,
         ));
         Ok(layout)
     }

core/embed/rust/src/ui/ui_firmware.rs

@@ -358,6 +358,7 @@ pub trait FirmwareUI {
         description: TString<'static>,
         indeterminate: bool,
         title: Option<TString<'static>>,
+        danger: bool,
     ) -> Result<impl LayoutMaybeTrace, Error>;
 
     fn show_progress_coinjoin(

core/mocks/generated/trezorui_api.pyi

@@ -626,6 +626,7 @@ def show_progress(
     description: str,
     indeterminate: bool = False,
     title: str | None = None,
+    danger: bool = False,
 ) -> LayoutObj[UiResult]:
     """Show progress loader. Please note that the number of lines reserved on screen for
     description is determined at construction time. If you want multiline descriptions

core/src/apps/management/wipe_device.py

@@ -27,7 +27,7 @@ async def wipe_device(msg: WipeDevice) -> Success:
     )
 
     # start an empty progress screen so that the screen is not blank while waiting
-    render_empty_loader(config.StorageMessage.PROCESSING_MSG)
+    render_empty_loader(config.StorageMessage.PROCESSING_MSG, danger=True)
 
     # wipe storage
     storage.wipe()

core/src/trezor/pin.py

@@ -26,14 +26,22 @@ def allow_all_loader_messages() -> None:
     _ignore_loader_messages = False
 
 
-def render_empty_loader(message: config.StorageMessage, description: str = "") -> None:
+def render_empty_loader(
-    """Render empty loader to prevent the screen appear to be frozen."""
+    message: config.StorageMessage, description: str = "", danger: bool = False
+) -> None:
+    """Render empty loader to prevent the screen from appearing frozen.
+
+    Args:
+        message (config.StorageMessage): The message to display in the loader.
+        description (str, optional): Additional description to display. Defaults to an empty string.
+        danger (bool, optional): If True, renders the loader in a 'danger' style to indicate a critical operation (e.g. wipe device). Defaults to False.
+    """
     from trezor.ui.layouts.progress import pin_progress
 
     global _progress_layout
     global _started_with_empty_loader
 
-    _progress_layout = pin_progress(message, description)
+    _progress_layout = pin_progress(message, description, danger)
     _progress_layout.report(0, None)
 
     _started_with_empty_loader = True

core/src/trezor/ui/layouts/progress.py

@@ -25,7 +25,19 @@ def progress(
     description: str | None = None,
     title: str | None = None,
     indeterminate: bool = False,
+    danger: bool = False,
 ) -> ui.ProgressLayout:
+    """
+    Displays a progress layout with optional description and title.
+
+    Args:
+        description (str | None): The description text to display. Defaults to a generic "please wait" message.
+        title (str | None): The title text to display. Defaults to None.
+        indeterminate (bool): Whether the progress is indeterminate (e.g., a spinner). Defaults to False.
+        danger (bool): Whether to apply the "danger" style to indicate a critical operation, e.g. wipe device. Defaults to False.
+    Returns:
+        ui.ProgressLayout: The configured progress layout.
+    """
     if description is None:
         description = TR.progress__please_wait  # def_arg
 
@@ -34,6 +46,7 @@ def progress(
             description=description,
             title=title,
             indeterminate=indeterminate,
+            danger=danger,
         )
     )
 
@@ -48,8 +61,12 @@ def coinjoin_progress(message: str) -> ui.ProgressLayout:
     )
 
 
-def pin_progress(title: config.StorageMessage, description: str) -> ui.ProgressLayout:
+def pin_progress(
-    return progress(description=description, title=_storage_message_to_str(title))
+    title: config.StorageMessage, description: str, danger: bool = False
+) -> ui.ProgressLayout:
+    return progress(
+        description=description, title=_storage_message_to_str(title), danger=danger
+    )
 
 
 if not utils.BITCOIN_ONLY: