fix clippy warnings

Cargo.toml

@@ -83,3 +83,6 @@ opt-level = 's'
 [features]
 default = []
 wokwi = []
+
+[lints.clippy]
+manual_async_fn = "allow"

src/navigation/navigation.rs

@@ -67,7 +67,7 @@ pub async fn display_error(
 #[embassy_executor::task]
 pub async fn run(
     mut inputs: Inputs,
-    mut outputs: &'static Mutex<Outputs>,
+    outputs: &'static Mutex<Outputs>,
     peripherals: &'static Peripherals,
     navigation_state: &'static Mutex<NavigationState>,
 ) {
@@ -84,7 +84,7 @@ pub async fn run(
             .display(&mut outs, peripherals)
             .await
         {
-            display_error(error.to_string(), &navigation_state, &outputs, peripherals).await;
+            display_error(error.to_string(), navigation_state, outputs, peripherals).await;
         };
     }
 
@@ -142,13 +142,7 @@ pub async fn run(
                 .display(&mut outs, peripherals)
                 .await
         {
-            display_error(
+            display_error(error.to_string(), navigation_state, outputs, peripherals).await;
-                error.to_string(),
-                &navigation_state,
-                &mut outputs,
-                peripherals,
-            )
-            .await;
         }
     }
 }

src/peripherals/storage/flash_store.rs

@@ -21,9 +21,7 @@ impl Error for FlashStoreError {}
 
 impl Display for FlashStoreError {
     fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
-        match self {
+        write!(f, "FlashStoreError:\n{:?}", self.0)
-            err => write!(f, "FlashStoreError:\n{:?}", err.0),
-        }
     }
 }
 

src/views/flash_info_view.rs

@@ -16,7 +16,6 @@ use embedded_graphics::{
     pixelcolor::Rgb565,
     prelude::*,
     primitives::Rectangle,
-    text::Text,
 };
 
 use alloc::format;
@@ -39,7 +38,7 @@ impl Navigable for FlashInfoView {
                 .primary_display
                 .clear(Rgb565::BLACK)
                 .map_err(PrimaryDisplayError::from)?;
-            let style = MonoTextStyle::new(&FONT_10X20, Rgb565::WHITE);
+            let _style = MonoTextStyle::new(&FONT_10X20, Rgb565::WHITE);
             let mut magic_bytes: [u8; MAGIC_REGION.size] = [0; MAGIC_REGION.size];
             peripherals
                 .store