fix: fixed card code image size

mobile/src/main/java/ru/omni_devel/cards/ShowCardActivity.kt

@@ -12,15 +12,18 @@ import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.PaddingValues
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Scaffold
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.remember
+import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.asImageBitmap
 import androidx.compose.ui.layout.ContentScale
 import androidx.compose.ui.text.style.TextAlign
+import androidx.compose.ui.unit.dp
 import ru.omni_devel.cards.ui.theme.OmniCardsTheme
 
 class ShowCardActivity : ComponentActivity() {
@@ -82,14 +85,18 @@ fun ShowCardPage(innerPadding: PaddingValues, cardInfo: CardInfo) {
     Page(cardInfo.name, innerPadding) {
         Column(
             modifier = Modifier.fillMaxSize(),
-            verticalArrangement = Arrangement.Center
+            verticalArrangement = Arrangement.Center,
+            horizontalAlignment = Alignment.CenterHorizontally
         ) {
             if (bitmap != null) {
                 Image(
                     bitmap = bitmap,
                     contentDescription = cardInfo.codeValue,
-                    modifier = Modifier.fillMaxWidth(),
-                    contentScale = ContentScale.FillWidth
+                    modifier = Modifier
+                        .padding(bottom = 8.dp)
+                        .fillMaxWidth()
+                        .weight(1f, fill = false),
+                    contentScale = ContentScale.Fit
                 )
                 Text(
                     cardInfo.codeValue,