add library, library-manifest, and library-publish

src/main/kotlin/ltd.lulz.plugin.common-plugin.library-manifest.gradle.kts

@@ -0,0 +1,18 @@
+plugins {
+    id("ltd.lulz.plugin.core-plugin")
+}
+
+tasks.withType<Jar>().configureEach {
+    manifest.attributes.apply {
+        put("Implementation-Title", project.name.split("-").joinToString(" "))
+        put("Implementation-Version", project.version)
+        put("Implementation-Vendor", info.vendorName)
+        put("Built-By", System.getProperty("user.name"))
+        put("Built-Git", "${git.currentBranch()} #${git.currentShortHash()}")
+        put("Built-Gradle", project.gradle.gradleVersion)
+        put("Built-JDK", System.getProperty("java.version"))
+        put("Built-OS", "${System.getProperty("os.name")} v${System.getProperty("os.version")}")
+        put("Built-Time", info.utcTimestamp)
+    }
+}
+