fix(mod_format/formatters): fix(packagejson.formatter): correctly parse scoped package dependency arguments and default to latest

ts/mod_format/formatters/packagejson.formatter.ts

@@ -13,9 +13,18 @@ const ensureDependency = async (
   constraint: 'exclude' | 'include' | 'latest',
   dependencyArg: string,
 ): Promise<void> => {
-  const [packageName, version] = dependencyArg.includes('@')
-    ? dependencyArg.split('@').filter(Boolean)
-    : [dependencyArg, 'latest'];
+  // Parse package name and version, handling scoped packages like @scope/name@version
+  const isScoped = dependencyArg.startsWith('@');
+  const lastAtIndex = dependencyArg.lastIndexOf('@');
+
+  // For scoped packages, the version @ must come after the /
+  // For unscoped packages, any @ indicates a version
+  const hasVersion = isScoped
+    ? lastAtIndex > dependencyArg.indexOf('/')
+    : lastAtIndex >= 0;
+
+  const packageName = hasVersion ? dependencyArg.slice(0, lastAtIndex) : dependencyArg;
+  const version = hasVersion ? dependencyArg.slice(lastAtIndex + 1) : 'latest';
 
   const targetSections: string[] = [];