chore: move to version catalog, ensuring versioning on all dependencies

Author: dansun

gradle/libs.versions.toml

@@ -0,0 +1,12 @@
+[versions]
+kotlin = "2.3.10"
+[libraries]
+kotlin_bom = { group = "org.jetbrains.kotlin", name = "kotlin-bom", version.ref = "kotlin" }
+kotlin_stdlib = { group = "org.jetbrains.kotlin", name = "kotlin-stdlib-jdk8", version.ref = "kotlin" }
+kotlin_test = { group = "org.jetbrains.kotlin", name = "kotlin-test", version.ref = "kotlin" }
+kotlin_junit = { group = "org.jetbrains.kotlin", name = "kotlin-test-junit", version.ref = "kotlin" }
+[bundles]
+kotlin = [ "kotlin_stdlib" ]
+test = [ "kotlin_test", "kotlin_junit" ]
+[plugins]
+kotlin_jvm = { id = "org.jetbrains.kotlin.jvm", version.ref = "kotlin" }

lib/build.gradle.kts

@@ -1,31 +1,18 @@
-val jvmVersion = 21
-
 plugins {
-    // Apply the org.jetbrains.kotlin.jvm Plugin to add support for Kotlin.
-    id("org.jetbrains.kotlin.jvm") version "2.2.20"
-
-    // Apply the java-library plugin for API and implementation separation.
+    alias(libs.plugins.kotlin.jvm)
     `java-library`
     `maven-publish`
 }
 
 repositories {
-    // Use Maven Central for resolving dependencies.
     mavenCentral()
+    mavenLocal()
 }
 
 dependencies {
-    // Align versions of all Kotlin components
-    implementation(platform("org.jetbrains.kotlin:kotlin-bom"))
-
-    // Use the Kotlin JDK 8 standard library.
-    implementation("org.jetbrains.kotlin:kotlin-stdlib-jdk8")
-
-    // Use the Kotlin test library.
-    testImplementation("org.jetbrains.kotlin:kotlin-test")
-
-    // Use the Kotlin JUnit integration.
-    testImplementation("org.jetbrains.kotlin:kotlin-test-junit")
+    implementation(platform(libs.kotlin.bom))
+    implementation(libs.bundles.kotlin)
+    testImplementation(libs.bundles.test)
 }
 
 publishing {
@@ -34,28 +21,30 @@ publishing {
             name = "GitHubPackages"
             url = uri("https://maven.pkg.github.com/venture-falcon/capsule")
             credentials {
-                username = System.getenv("GPR_USER")
-                password = System.getenv("GPR_TOKEN")
+                val user = properties["gpr.user"] ?: System.getenv("GPR_USER")
+                val token = properties["gpr.token"] ?: System.getenv("GPR_TOKEN")
+                username = requireNotNull(user.toString()) { "Found no username for GitHub packages access" }
+                password = requireNotNull(token.toString()) { "Found no token for GitHub packages access" }
             }
         }
     }
     publications {
         register<MavenPublication>("gpr") {
             groupId = "io.nexure"
             artifactId = "capsule"
-            version = project.findProperty("versionId") as String?
+            version = "3.2.1"
             from(components["java"])
         }
     }
 }
 
+kotlin { jvmToolchain(21) }
+
 java {
     sourceCompatibility = JavaVersion.VERSION_21
     targetCompatibility = JavaVersion.VERSION_21
     withJavadocJar()
     withSourcesJar()
 }
 
-kotlin {
-    jvmToolchain(jvmVersion)
-}
+