Update build gradle to support packages

Author: robotgryphon

build.gradle

@@ -171,11 +171,16 @@ publishing {
 
     repositories {
         maven {
-            url "file:///${project.projectDir}/mcmodsrepo"
+          name = "GitHubPackages"
+          url = "https://maven.pkg.github.com/robotgryphon/compact-crafting"
+          credentials {
+            username = System.getenv("GITHUB_ACTOR")
+            password = System.getenv("GITHUB_TOKEN")
+          }
         }
     }
 }
 
 test {
     useJUnitPlatform()
-}
+}