feat: Support CRUD functionality (#7)

The station search implementation only works via DB and is very slow. For a simple query, the answer takes about 1s or longer. That is 100 times slower than it should be. For now, however, this solution is adequate to achieve a first prototype that includes the core functionality.

feat: Add station search

module-support/support.gradle.kts

@@ -0,0 +1,15 @@
+plugins {
+    id("twomartens.spring-boot-cloud-base")
+    id("twomartens.kotlin")
+    kotlin("kapt")
+}
+
+dependencies {
+    implementation(libs.spring.boot.actuator)
+    implementation(libs.spring.boot.web)
+    implementation(libs.spring.openapi)
+
+    implementation(libs.bundles.spring.boot.security)
+    implementation(libs.spring.cloud.leader.election)
+    implementation(libs.spring.cloud.starter.bus.kafka)
+}