Add client side start and end time

src/client-schema.gql

@@ -0,0 +1,7 @@
+# see: https://www.apollographql.com/docs/react/local-state/managing-state-with-field-policies/
+directive @client on FIELD
+
+extend type ShotGQL {
+  startTime: Float!
+  endTime: Float!
+}