(build) allow third-party packages to override default languages

Author: Lysxia

tools/lib/language.js

@@ -105,9 +105,6 @@ async function compileLanguage(language, options) {
 
 async function getLanguages() {
   const languages = [];
-  glob.sync("./src/languages/*.js").forEach((file) => {
-    languages.push(Language.fromFile(file));
-  });
   const extraPackages = await getThirdPartyPackages();
   for (const ext of extraPackages) {
     for (const file of ext.files) {
@@ -118,6 +115,9 @@ async function getLanguages() {
       languages.push(l);
     }
   }
+  glob.sync("./src/languages/*.js").forEach((file) => {
+    languages.push(Language.fromFile(file));
+  });
   return languages;
 }