Add support for generating random account names

This is (potentially) useful for debugging.

By default, this feature is disabled.

src/app/hooks/useAccountName.ts

@@ -1,4 +1,5 @@
 import { SearchScope } from '../../types/searchScope'
+import Chance from 'chance'
 
 const NO_MATCH = '__no_match__'
 
@@ -7,14 +8,20 @@ type AccountNameInfo = {
   loading: boolean
 }
 
+/**
+ * Do we want to see some random names?
+ */
+const DEBUG_MODE = false
+
 /**
  * Look up the name of an account.
  */
 const lookupName = (scope: SearchScope, _address: string): string | undefined => {
   switch (scope.layer) {
     // TODO: look up the data
     default:
-      return undefined
+      // If debug mode is on, return mock names in ~50% of the cases, no nome otherwise
+      return DEBUG_MODE && Math.random() < 0.5 ? new Chance().name() : undefined
   }
 }