fixing(client)

client/desktop-app/build.gradle.kts

@@ -1,19 +1,28 @@
-import org.jetbrains.compose.desktop.application.dsl.TargetFormat
-
 plugins {
-    alias(libs.plugins.compose.multiplatform)
-    alias(libs.plugins.compose.compiler)
-    alias(libs.plugins.kotlin.multiplatform)
+    kotlin("multiplatform")
+    id("org.jetbrains.compose")
+    id("org.jetbrains.kotlin.plugin.compose")
 }
 
 kotlin {
-    jvm("desktop")
+    jvm {
+        compilations.all {
+            compilerOptions.configure {
+                jvmTarget.set(org.jetbrains.kotlin.gradle.dsl.JvmTarget.JVM_21)
+            }
+        }
+    }
 
     sourceSets {
-        val desktopMain by getting {
+        val jvmMain by getting {
             dependencies {
-                implementation(libs.compose.desktop.currentOs)
                 implementation(project(":client:common-ui"))
+                implementation(compose.desktop.currentOs)
+                implementation(compose.material3)
+                implementation(compose.ui)
+                implementation(compose.uiTooling)
+                implementation(libs.ktor.client.cio)
+                implementation(libs.kotlinx.coroutines.swing)
             }
         }
     }
@@ -21,11 +30,22 @@ kotlin {
 
 compose.desktop {
     application {
-        mainClass = "MainKt"
+        mainClass = "at.mocode.client.desktop.MainKt"
+
         nativeDistributions {
-            targetFormats(TargetFormat.Dmg, TargetFormat.Msi, TargetFormat.Deb)
-            packageName = "MeldestellePro"
+            // targetFormats(Tar, Dmg, Msi) // TODO: Fix TargetFormat import
+            packageName = "Meldestelle Desktop"
             packageVersion = "1.0.0"
+
+            windows {
+                iconFile.set(project.file("src/jvmMain/resources/icon.ico"))
+            }
+            linux {
+                iconFile.set(project.file("src/jvmMain/resources/icon.png"))
+            }
+            macOS {
+                iconFile.set(project.file("src/jvmMain/resources/icon.icns"))
+            }
         }
     }
 }

client/desktop-app/src/jvmMain/kotlin/at/mocode/client/desktop/Main.kt

@@ -0,0 +1,25 @@
+package at.mocode.client.desktop
+
+import androidx.compose.ui.window.Window
+import androidx.compose.ui.window.WindowPosition
+import androidx.compose.ui.window.WindowState
+import androidx.compose.ui.window.application
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.unit.dp
+import at.mocode.client.ui.App
+
+fun main() = application {
+    Window(
+        onCloseRequest = ::exitApplication,
+        title = "Meldestelle Desktop App",
+        state = WindowState(
+            position = WindowPosition(Alignment.Center),
+            width = 800.dp,
+            height = 600.dp
+        )
+    ) {
+        // Use the shared App component from common-ui
+        // This eliminates code duplication and ensures consistent UI across platforms
+        App(baseUrl = System.getProperty("meldestelle.api.url", "http://localhost:8080"))
+    }
+}

client/desktop-app/src/main/kotlin/Main.kt

@@ -1,10 +0,0 @@
-import androidx.compose.ui.window.Window
-import androidx.compose.ui.window.application
-import at.mocode.client.ui.App
-
-fun main() = application {
-    Window(onCloseRequest = ::exitApplication, title = "MeldestellePro") {
-        // Wir rufen hier exakt dieselbe geteilte App() Composable-Funktion auf.
-        App()
-    }
-}