Minor cleanup in metadataTask

data/build.gradle

@@ -43,7 +43,6 @@ variants.each { variant ->
             // Depend on langTask and the following properties
             dependsOn langTask
             inputs.properties(
-                    mod_id: rootProject.name,
                     version: project.mod_version,
                     authors: project.authors,
                     licence: project.licence,
@@ -63,27 +62,26 @@ variants.each { variant ->
             // Declare task outputs so they can be used by other tasks
             outputs.dir outputDir
 
-            def overrides = new TreeMap()
-            overrides.mod_id = inputs.properties.mod_id.toLowerCase()
-            overrides.json_authors = inputs.properties.authors.split(',').collect { "\"$it\"" }.join(", ")
-
             // Need to do this at execution time;
-            // langTask won't have built anything at configuration time...
+            // LangTask.getTranslation() can't be used at configuration time...
             doLast {
-                overrides.name = langTask.get().getTranslation("freecam.name")
-                overrides.description = langTask.get().getTranslation("freecam.description")
+                def values = new TreeMap(inputs.properties)
+                values.mod_id = rootProject.name.toLowerCase()
+                values.name = langTask.get().getTranslation("freecam.name")
+                values.description = langTask.get().getTranslation("freecam.description")
+                values.json_authors = values.authors.split(',').collect { "\"$it\"" }.join(", ")
 
                 copy {
                     // Include files under `src/platform`
                     from inputDir
                     into outputDir
 
                     filesMatching("fabric.mod.json") {
-                        expand inputs.properties + overrides
+                        expand values
                     }
 
                     filesMatching("META-INF/mods.toml") {
-                        expand inputs.properties + overrides
+                        expand values
                     }
                 }
             }