Implement main app navigation

shared/src/commonMain/kotlin/dev/ulfrx/recipe/Greeting.kt

@@ -1,7 +0,0 @@
-package dev.ulfrx.recipe
-
-public class Greeting {
-    private val platform = getPlatform()
-
-    public fun greet(): String = "Hello, ${platform.name}!"
-}

shared/src/commonMain/kotlin/dev/ulfrx/recipe/Platform.kt

@@ -1,7 +0,0 @@
-package dev.ulfrx.recipe
-
-public interface Platform {
-    public val name: String
-}
-
-public expect fun getPlatform(): Platform

shared/src/commonMain/kotlin/dev/ulfrx/recipe/shared/Constants.kt

@@ -26,7 +26,7 @@ public object Constants {
      * Base URL the client uses for `/api/v1/...` calls. v1 single environment;
      * staging support is deferred per PITFALLS.md tech-debt acceptance.
      */
-    public const val API_BASE_URL: String = "http://localhost:8080/"
+    public const val API_BASE_URL: String = "http://192.168.0.106:8080/"
 
     /**
      * Authentik OIDC issuer. Trailing slash is required (D-11, PITFALLS.md #8).