Create new module layout based on Gitea's own

src/api/packages.rs

@@ -0,0 +1,10 @@
+
+pub fn list_packages(){}
+pub fn get_packages(){}
+pub fn delete_package(){}
+pub fn list_package_files(){}
+pub fn get_latest_package_version(){}
+pub fn link_package(){}
+pub fn unlink_package(){}
+pub fn search_packages(){}
+