fix: set n_dims of tensor storage to 1 when it's 0

Author: leejet

model.cpp

@@ -888,10 +888,9 @@ bool ModelLoader::init_from_safetensors_file(const std::string& file_path, const
             }
         }
 
-        // ggml/src/ggml.c:2745
-        if (n_dims < 1 || n_dims > GGML_MAX_DIMS) {
-            LOG_ERROR("skip tensor '%s' with n_dims %d", name.c_str(), n_dims);
-            continue;
+        // ggml_n_dims returns 1 for scalars
+        if (n_dims == 0) {
+            n_dims = 1;
         }
 
         TensorStorage tensor_storage(prefix + name, type, ne, n_dims, file_index, ST_HEADER_SIZE_LEN + header_size_ + begin);