fix(core): allow '|' character in handle name

Author: mkazlauskas

packages/core/src/Asset/util/isValidHandle.ts

@@ -1,4 +1,4 @@
 export const isValidHandle = (handle: string) => {
-  const pattern = /^[\w,.\-]*@{0,1}[\w,.\-]+$/;
+  const pattern = /^[\w,.|\-]*@{0,1}[\w,.|\-]+$/;
   return pattern.test(handle);
 };

packages/core/test/Asset/util/isValidHandle.test.ts

@@ -11,7 +11,9 @@ const validHandles = [
   'handle_name',
   'handle_name',
   '@alice',
-  'test-@handle'
+  'test-@handle',
+  '0|0',
+  '0|0@0|0'
 ];
 
 const invalidHandles = [