Update common.json

b6cdfb10 · canterafonsj · c077e75f · b6cdfb10
Commit b6cdfb10 authored Nov 05, 2018 by canterafonsj
--- a/schema/common.json
+++ b/schema/common.json
@@ -15,6 +15,7 @@
        },
        {
          "type": "array",
+          "minItems": 1,
          "items": {
            "anyOf": [
              {