feat: Add clipboard functionality to SeedPhraseScreen for copying seed phrase

app/src/main/java/com/rosetta/messenger/ui/auth/SeedPhraseScreen.kt

@@ -19,6 +19,8 @@ import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
+import androidx.compose.ui.platform.LocalClipboardManager
+import androidx.compose.ui.text.AnnotatedString
 import com.rosetta.messenger.crypto.CryptoManager
 import com.rosetta.messenger.ui.onboarding.PrimaryBlue
 import kotlinx.coroutines.delay
@@ -40,6 +42,7 @@ fun SeedPhraseScreen(
     var hasCopied by remember { mutableStateOf(false) }
     var visible by remember { mutableStateOf(false) }
     val scope = rememberCoroutineScope()
+    val clipboardManager = LocalClipboardManager.current
     
     LaunchedEffect(Unit) {
         delay(100)
@@ -181,6 +184,7 @@ fun SeedPhraseScreen(
                     ) {
                         TextButton(
                             onClick = {
+                                clipboardManager.setText(AnnotatedString(seedPhrase.joinToString(" ")))
                                 hasCopied = true
                                 scope.launch {
                                     delay(2000)