[*] Modernize Gradle setup

Version catalog and convention plugin instead of allprojects/subprojects

build.gradle.kts

@@ -1,75 +1,7 @@
 plugins {
     id("java")
     id("maven-publish")
-    id("de.siphalor.tweed5.local-runtime-only")
 }
 
 group = "de.siphalor.tweed5"
 version = properties["version"]!!
-
-allprojects {
-    apply(plugin = "java")
-    apply(plugin = "java-library")
-    apply(plugin = "maven-publish")
-    apply(plugin = "de.siphalor.tweed5.local-runtime-only")
-
-    group = rootProject.group
-    version = properties["version"]!!
-
-    java {
-        sourceCompatibility = JavaVersion.VERSION_1_8
-        targetCompatibility = JavaVersion.VERSION_1_8
-    }
-
-    repositories {
-        mavenCentral()
-    }
-
-    sourceSets.test.get().runtimeClasspath += sourceSets.main.get().runtimeClasspath
-
-        dependencies {
-        val lombok = "org.projectlombok:lombok:${properties["lombok.version"]}"
-        compileOnly(lombok)
-        annotationProcessor(lombok)
-        testCompileOnly(lombok)
-        testAnnotationProcessor(lombok)
-
-        val autoServiceAnnotations = "com.google.auto.service:auto-service-annotations:${properties["auto_service.version"]}"
-        val autoService = "com.google.auto.service:auto-service:${properties["auto_service.version"]}"
-        compileOnly(autoServiceAnnotations)
-        annotationProcessor(autoService)
-        testCompileOnly(autoServiceAnnotations)
-        testAnnotationProcessor(autoService)
-
-        implementation("org.jetbrains:annotations:${properties["jetbrains_annotations.version"]}")
-
-        implementation("org.slf4j:slf4j-api:${properties["slf4j.version"]}")
-        localRuntimeOnly("org.slf4j:slf4j-simple:${properties["slf4j.version"]}")
-
-        testImplementation(platform("org.junit:junit-bom:${properties["junit.version"]}"))
-        testImplementation("org.junit.jupiter:junit-jupiter")
-        testImplementation("org.mockito:mockito-core:${properties["mockito.version"]}")
-        testImplementation("org.assertj:assertj-core:${properties["assertj.version"]}")
-    }
-
-    tasks.test {
-        useJUnitPlatform()
-        systemProperties(
-            "junit.jupiter.execution.timeout.mode" to "disabled_on_debug",
-            "junit.jupiter.execution.timeout.testable.method.default" to "10s",
-            "junit.jupiter.execution.timeout.thread.mode.default" to "SEPARATE_THREAD",
-        )
-    }
-
-    publishing {
-        publications {
-            create<MavenPublication>("maven") {
-                groupId = project.group.toString()
-                artifactId = project.name
-                version = project.version.toString()
-
-                from(components["java"])
-            }
-        }
-    }
-}