[attempt] autogen changelog

build.gradle

@@ -9,11 +9,21 @@ plugins {
     id "fabric-loom" version "0.10-SNAPSHOT" apply false
     id "com.matthewprenger.cursegradle" version "1.4.0"
     id "com.modrinth.minotaur" version "1.1.0"
+    id "org.ajoberstar.grgit" version "3.1.0"
 }
 
 def ENV = System.getenv()
 ext.isPublicMaven = project.hasProperty('publicMaven')
 
+// Fetch changelog
+grgit.open(dir: project.projectDir.toString())
+def tagList = grgit.tag.list()
+def changelogStr = "Commits in this release:"
+for (def commit : grgit.log{range(tagList.get(tagList.size() - 2).fullName, tagList.get(tagList.size() - 1).fullName)}) {
+    changelogStr += "\n- " + commit.shortMessage
+}
+println(changelogStr)
+
 static Node getOrCreateNode(Node node, String name) {
     Node dependencies = null
     for(Node n : node) {
@@ -272,6 +282,7 @@ task modrinth(type: TaskModrinthUpload, dependsOn: build) {
     versionNumber = version
     versionName = "[${project.minecraft_version}] ${project.mod_version}"
     uploadFile = file("${project.buildDir}/libs/${archivesBaseName}-${version}.jar")
+    changelog = changelogStr
     addGameVersion("${project.minecraft_version}")
     addLoader('fabric')
 }
@@ -287,7 +298,7 @@ curseforge {
         releaseType = 'release'
         addGameVersion "Fabric"
         addGameVersion "${project.minecraft_version}"
-        changelog = ""
+        changelog = changelogStr
         mainArtifact(file("${project.buildDir}/libs/${archivesBaseName}-${version}.jar"))
         mainArtifact.displayName = "[${project.minecraft_version}] ${project.mod_version}"
         afterEvaluate {