Separate images and metadata subsets

this should fix the viewer, preventing it from showing double the data

README.md

@@ -9,6 +9,7 @@ tags:
 size_categories:
 - 1M<n<10M
 dataset_info:
+- config_name: default
   features:
   - name: product_id
     dtype: string
@@ -44,6 +45,11 @@ dataset_info:
     dtype: binary
   - name: cloud_mask
     dtype: binary
+configs:
+- config_name: default
+  data_files: images/*.parquet
+- config_name: metadata
+  data_files: metadata.parquet
 ---
 
 # Core-S2L2A