chore: add Rex bios

Author: rexebin

harp.json

@@ -470,6 +470,13 @@
         "website": "https://medium.com/@MikeRyan52",
         "bio": "Mike Ryan is a Software Engineer at Synapse Wireless, working on solving challenging problems in the internet-of-things space. He is an advocate of reactive programming and a core contributor to the ngrx project.",
         "type": "Community"
+        },
+      "rex": {
+        "name": "Rex Ye",
+        "picture": "/resources/images/bios/rex.jpg",
+        "twitter": "rexebin",
+        "bio": "Rex is a full-stack developer. He maintains the Angular.cn website with his old pal Ralph Wang and he plays a key role in bridging between the Chinese Angular community and the world-wide community. He loves playing with flashy new technologies and enjoys the challenge of mastering new skills. His biggest challenge to date is figuring out how to sooth a crying 4-month-old baby.",
+        "type": "Community"
       }
     }
   }