Remove domain models and services related to Abteilung, AbteilungsRegelService, and Bewerb: cleanup unnecessary entities, validation logic, and tests across backend modules.

backend/services/events/events-common/build.gradle.kts

@@ -1,36 +1,36 @@
+@file:OptIn(ExperimentalWasmDsl::class)
+
+import org.jetbrains.kotlin.gradle.ExperimentalWasmDsl
+
 plugins {
   alias(libs.plugins.kotlinMultiplatform)
   alias(libs.plugins.kotlinSerialization)
 }
 
 kotlin {
-    jvm()
-    js(IR) {
-        browser()
+  jvm()
+
+  js(IR) {
+    browser()
+  }
+
+  wasmJs {
+    browser()
+  }
+
+  sourceSets {
+    commonMain.dependencies {
+      implementation(projects.core.coreDomain)
+      implementation(projects.core.coreUtils)
     }
 
-    sourceSets {
-        val commonMain by getting {
-            dependencies {
-                // Hier die jeweiligen Modul-Abhängigkeiten eintragen
-                // z.B. für events-domain:
-                implementation(projects.core.coreDomain)
-
-                // z.B. für events-application:
-                // implementation(projects.events.eventsDomain)
-            }
-        }
-
-        val commonTest by getting {
-            dependencies {
-                implementation(kotlin("test"))
-            }
-        }
-
-        val jvmTest by getting {
-            dependencies {
-                implementation(projects.platform.platformTesting)
-            }
-        }
+    commonTest.dependencies {
+      implementation(kotlin("test"))
     }
+
+    jvmTest.dependencies {
+      implementation(projects.platform.platformTesting)
+    }
+
+  }
 }

backend/services/events/events-service/build.gradle.kts

@@ -37,5 +37,5 @@ dependencies {
   testImplementation(projects.platform.platformTesting)
   testImplementation(libs.spring.boot.starter.test)
   testImplementation(libs.logback.classic)
-  testImplementation("com.h2database:h2")
+  testImplementation(libs.h2.driver)
 }