fix: device label reads Settings.Global.DEVICE_NAME (user-set name), falls back to Build.MODEL

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

android/app/src/main/kotlin/me/hgsky/synq/data/SettingsRepository.kt

@@ -2,6 +2,7 @@ package me.hgsky.synq.data
 
 import android.content.Context
 import android.os.Build
+import android.provider.Settings
 import androidx.datastore.preferences.core.edit
 import androidx.datastore.preferences.core.intPreferencesKey
 import androidx.datastore.preferences.core.stringPreferencesKey
@@ -29,7 +30,10 @@ class SettingsRepository(private val context: Context) {
         SynqSettings(
             serverUrl = prefs[KEY_URL] ?: "http://jeeves.mother:8765",
             token = prefs[KEY_TOKEN] ?: "",
-            deviceLabel = prefs[KEY_DEVICE] ?: Build.MODEL,
+            deviceLabel = prefs[KEY_DEVICE] ?: (
+                Settings.Global.getString(context.contentResolver, Settings.Global.DEVICE_NAME)
+                    ?.takeIf { it.isNotBlank() } ?: Build.MODEL
+            ),
             syncIntervalMinutes = prefs[KEY_INTERVAL] ?: 15,
         )
     }

android/app/src/main/kotlin/me/hgsky/synq/ui/capture/CaptureScreen.kt

@@ -89,7 +89,7 @@ fun CaptureScreen(
     }
 
     Scaffold(
-        snackbarHost = { SnackbarHost(snackbarState) },
+        snackbarHost = { SnackbarHost(snackbarState, modifier = Modifier.imePadding()) },
         topBar = {
             TopAppBar(
                 title = { Text("synq") },