feat(smartjson): Add JSONL stringify and ordering comparator; fix empty buffer handling; refactor Smartjson folding/enfolding

ts/bufferhandling.ts

@@ -52,11 +52,7 @@ const replacer: TParseReplacer = (key, value) => {
 
     // Handle IBufferLike objects with a .data property
     if ('data' in value && isArray(value.data)) {
-      if (value.data.length > 0) {
-        bufferData = new Uint8Array(value.data);
-      } else {
-        return ''; // Return empty string for empty data arrays
-      }
+      bufferData = new Uint8Array(value.data);
     } 
     // Handle Uint8Array directly
     else if (value instanceof Uint8Array) {