update dataset viewer configs

README.md

@@ -4,6 +4,16 @@ task: data-analysis
 task_categories:
   - question-answering
   - table-question-answering
+configs:
+  - config_name: assets_database
+    default: true
+    data_files:
+      - split: train
+        path: "assets/**/*.csv"
+  - config_name: assets_tasks
+    data_files:
+      - split: train
+        path: "assets/**/*.json"
 ---
 
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