Add template json files

Author: k-ode

examples/basic/.codesandbox/template.json

@@ -0,0 +1,5 @@
+{
+    "title": "mst-query-basic-example",
+    "description": "mst-query basic example",
+    "published": true
+}

examples/table-filters/.codesandbox/template.json

@@ -0,0 +1,5 @@
+{
+    "title": "mst-query-table-filters-example",
+    "description": "mst-query table filters example",
+    "published": true
+}