implement error view which displays all error on the display

src/peripherals/storage/cardstore.rs

@@ -1,5 +1,7 @@
 use alloc::collections::BTreeMap;
 use alloc::vec::Vec;
+use core::error::Error;
+use core::fmt::Display;
 
 use binary_serde::{BinarySerde, DeserializeError, Endianness};
 
@@ -67,7 +69,19 @@ impl AllocationTableEntry {
 pub enum CardStoreError {
     Store(FlashStoreError),
     CorruptedEntry(DeserializeError),
-    NoEntry,
+    NoEntry(u32),
+}
+
+impl Error for CardStoreError {}
+
+impl Display for CardStoreError {
+    fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
+        match self {
+            CardStoreError::Store(e) => e.fmt(f),
+            CardStoreError::CorruptedEntry(e) => e.fmt(f),
+            CardStoreError::NoEntry(uuid) => write!(f, "No Card Entry\nuuid: 0x{uuid:x}"),
+        }
+    }
 }
 
 impl From<FlashStoreError> for CardStoreError {
@@ -129,7 +143,7 @@ impl CardStore {
         let entry = self
             .allocation_table
             .get(&uuid)
-            .ok_or(CardStoreError::NoEntry)?;
+            .ok_or(CardStoreError::NoEntry(uuid))?;
 
         let mut raw_card: [u8; size_of::<RawCard>()] = [0; size_of::<RawCard>()];
         self.store.read(entry.offset, &mut raw_card).await?;