Use BuildConfig for version display in About section

Replace hardcoded version string with BuildConfig.VERSION_NAME so
the About screen always reflects the version from build.gradle.kts.

.gitignore

@@ -10,3 +10,5 @@
 .externalNativeBuild
 .cxx
 local.properties
+keystore.properties
+*.jks

CLAUDE.md

@@ -9,7 +9,7 @@ This file provides guidance to Claude Code (claude.ai/code) when working with co
 JAVA_HOME=/path/to/jdk-17 ./gradlew assembleDebug
 
 # Build release APK
-JAVA_HOME=/path/to/jdk-17 ./gradlew assembleRelease
+JAVA_HOME=/home/pavelb/Stažené/jdk-17.0.15+6 ./gradlew assembleRelease
 
 # Run unit tests
 ./gradlew test

app/build.gradle.kts

@@ -7,16 +7,33 @@ plugins {
     alias(libs.plugins.ksp)
 }
 
+import java.util.Properties
+
+val keystorePropertiesFile = rootProject.file("keystore.properties")
+val keystoreProperties = Properties()
+if (keystorePropertiesFile.exists()) {
+    keystoreProperties.load(keystorePropertiesFile.inputStream())
+}
+
 android {
     namespace = "cz.bugsy.karemote"
     compileSdk = 36
 
+    signingConfigs {
+        create("release") {
+            storeFile = rootProject.file(keystoreProperties["storeFile"] as String)
+            storePassword = keystoreProperties["storePassword"] as String?
+            keyAlias = keystoreProperties["keyAlias"] as String?
+            keyPassword = keystoreProperties["keyPassword"] as String?
+        }
+    }
+
     defaultConfig {
         applicationId = "cz.bugsy.karemote"
         minSdk = 33
         targetSdk = 36
-        versionCode = 1
-        versionName = "1.0"
+        versionCode = 2
+        versionName = "1.1"
 
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
         vectorDrawables {
@@ -31,6 +48,7 @@ android {
                 getDefaultProguardFile("proguard-android-optimize.txt"),
                 "proguard-rules.pro"
             )
+            signingConfig = signingConfigs.getByName("release")
         }
     }
     compileOptions {
@@ -42,6 +60,7 @@ android {
     }
     buildFeatures {
         compose = true
+        buildConfig = true
     }
     packaging {
         resources {

app/src/main/java/cz/bugsy/karemote/ui/screens/main/MainViewModel.kt

@@ -65,6 +65,7 @@ class MainViewModel @Inject constructor(
     private var pollingJob: Job? = null
     private var lastStationName: String? = null
     private var connectionFailedSince: Long? = null
+    private var consecutiveFailures: Int = 0
     private var volumeJob: Job? = null
     private var lastVolumeSentTime: Long = 0
     private var pendingVolume: Int? = null
@@ -72,6 +73,7 @@ class MainViewModel @Inject constructor(
     companion object {
         private const val ERROR_DISPLAY_DELAY_MS = 10_000L // 10 seconds
         private const val VOLUME_THROTTLE_MS = 300L // Throttle volume commands
+        private const val DISCONNECT_THRESHOLD = 3 // Consecutive failures before marking disconnected
     }
 
     init {
@@ -81,6 +83,7 @@ class MainViewModel @Inject constructor(
                 if (settings.serverAddress.isNotBlank()) {
                     // Reset failure tracking when server address changes
                     connectionFailedSince = null
+                    consecutiveFailures = 0
                     _uiState.update { it.copy(isConnecting = true, errorMessage = null) }
                     startPolling()
                 } else {
@@ -115,6 +118,7 @@ class MainViewModel @Inject constructor(
                 .onSuccess { status ->
                     // Connection successful - reset failure tracking
                     connectionFailedSince = null
+                    consecutiveFailures = 0
                     _uiState.update {
                         it.copy(
                             isConnected = true,
@@ -131,6 +135,7 @@ class MainViewModel @Inject constructor(
                     }
                 }
                 .onFailure { error ->
+                    consecutiveFailures++
                     val now = System.currentTimeMillis()
 
                     // Start tracking failure time if this is the first failure
@@ -141,6 +146,9 @@ class MainViewModel @Inject constructor(
                     val failureDuration = now - (connectionFailedSince ?: now)
                     val shouldShowError = failureDuration >= ERROR_DISPLAY_DELAY_MS
 
+                    // Only mark as disconnected after multiple consecutive failures
+                    // to avoid flapping when ESP32 has intermittent errors
+                    if (consecutiveFailures >= DISCONNECT_THRESHOLD) {
                         _uiState.update {
                             it.copy(
                                 isConnected = false,
@@ -153,6 +161,7 @@ class MainViewModel @Inject constructor(
                     }
                 }
         }
+    }
 
     private fun fetchRadioBrowserInfo(stationName: String) {
         viewModelScope.launch {

app/src/main/java/cz/bugsy/karemote/ui/screens/settings/SettingsScreen.kt

@@ -206,7 +206,7 @@ fun SettingsScreen(
                 )
                 Spacer(modifier = Modifier.height(4.dp))
                 Text(
-                    text = "Version 1.0",
+                    text = "Version ${cz.bugsy.karemote.BuildConfig.VERSION_NAME}",
                     style = MaterialTheme.typography.bodySmall,
                     color = MaterialTheme.colorScheme.onSurfaceVariant
                 )