update schema to include variables

schemas/base.json

@@ -16,10 +16,28 @@
         }
       ]
     },
+    "vars": {
+      "type": "object",
+      "title": "your collection of variables to be available to cuddle",
+      "patternProperties": {
+        "^.*$": {
+          "anyOf": [
+            {
+              "type": "string"
+            },
+            {
+              "type": "object"
+            }
+          ]
+        }
+      },
+      "additionalProperties": false
+    },
     "scripts": {
       "type": "object",
       "title": "Scripts the cuddle cli can execute",
       "description": "Scripts the cuddle cli can execute 'cuddle x my-awesome-script'",
+      "additionalProperties": false,
       "patternProperties": {
         "^.*$": {
           "required": [
@@ -34,7 +52,8 @@
             },
             "description": {
               "type": "string"
-            }
+            },
+            "additionalProperties": false
           }
         }
       }