Refactor project structure and update dependencies

Removed old database-related implementations (`Database`, `Migrations`, and `Main`) and replaced them with a new focus on MIDI message handling. Updated project metadata, introduced multiplatform `MidiMessage` classes, and added publication/CI setup for Maven compatibility.

build.gradle.kts

@@ -1,64 +1,108 @@
 import org.jetbrains.kotlin.gradle.plugin.KotlinJsCompilerType
 
 plugins {
-    kotlin("multiplatform") version "2.1.0"
+    kotlin("multiplatform") version "2.0.21"
+    `maven-publish`
+    signing
 }
 
 group = "nl.astraeus"
-version = "1.0.0-SNAPSHOT"
+version = "0.1.0"
 
 repositories {
     mavenCentral()
-    maven {
-        url = uri("https://gitea.astraeus.nl/api/packages/rnentjes/maven")
-    }
     maven {
         url = uri("https://gitea.astraeus.nl:8443/api/packages/rnentjes/maven")
     }
 }
 
 kotlin {
-    jvmToolchain(17)
     jvm()
     js {
-        binaries.executable()
-        browser {
-            distribution {
-                outputDirectory.set(File("$projectDir/web/"))
-            }
-        }
+        browser()
     }
     sourceSets {
         val commonMain by getting {
             dependencies {
-                api("nl.astraeus:kotlin-simple-logging:1.1.1")
-                api("nl.astraeus:kotlin-css-generator:1.0.10")
-
-                implementation("org.jetbrains.kotlinx:kotlinx-datetime:0.6.0")
+                api("nl.astraeus:typed-byte-arrays:0.2.6")
             }
         }
         val commonTest by getting
-        val jvmMain by getting {
-            dependencies {
-                implementation("io.undertow:undertow-core:2.3.14.Final")
-                implementation("org.jetbrains.kotlinx:kotlinx-html-jvm:0.11.0")
-
-                implementation("org.xerial:sqlite-jdbc:3.32.3.2")
-                implementation("com.zaxxer:HikariCP:4.0.3")
-                implementation("nl.astraeus:simple-jdbc-stats:1.6.1") {
-                    exclude(group = "org.slf4j", module = "slf4j-api")
-                }
-            }
-        }
-        val jvmTest by getting {
-            dependencies {
-            }
-        }
-        val jsMain by getting {
-            dependencies {
-                implementation("nl.astraeus:kotlin-komponent:1.2.4")
-            }
-        }
+        val jvmMain by getting
+        val jvmTest by getting
+        val jsMain by getting
         val jsTest by getting
     }
-}
+}
+
+extra["PUBLISH_GROUP_ID"] = group
+extra["PUBLISH_VERSION"] = version
+extra["PUBLISH_ARTIFACT_ID"] = name
+
+// Stub secrets to let the project sync and build without the publication values set up
+val signingKeyId: String? by project
+val signingPassword: String? by project
+val signingSecretKeyRingFile: String? by project
+
+extra["signing.keyId"] = signingKeyId
+extra["signing.password"] = signingPassword
+extra["signing.secretKeyRingFile"] = signingSecretKeyRingFile
+
+val javadocJar by tasks.registering(Jar::class) {
+    archiveClassifier.set("javadoc")
+}
+
+publishing {
+    repositories {
+        maven {
+            name = "gitea"
+            setUrl("https://gitea.astraeus.nl:8443/api/packages/rnentjes/maven")
+
+            credentials {
+                val giteaUsername: String? by project
+                val giteaPassword: String? by project
+
+                username = giteaUsername
+                password = giteaPassword
+            }
+        }
+    }
+
+    // Configure all publications
+    publications.withType<MavenPublication> {
+        // Stub javadoc.jar artifact
+        artifact(javadocJar.get())
+
+        // Provide artifacts information requited by Maven Central
+        pom {
+            name.set("typed-byte-arrays")
+            description.set("Typed byte arrays")
+            url.set("https://gitea.astraeus.nl/rnentjes/typed-byte-arrays")
+
+            licenses {
+                license {
+                    name.set("MIT")
+                    url.set("https://opensource.org/licenses/MIT")
+                }
+            }
+            developers {
+                developer {
+                    id.set("rnentjes")
+                    name.set("Rien Nentjes")
+                    email.set("info@nentjes.com")
+                }
+            }
+            scm {
+                url.set("https://gitea.astraeus.nl/rnentjes/typed-byte-arrays")
+            }
+        }
+    }
+}
+
+signing {
+    sign(publishing.publications)
+}
+
+tasks.withType<PublishToMavenRepository> {
+    dependsOn(tasks.withType<Sign>())
+}