[Bug]: Task not created after click CreateTask

[Prnyself]

What happened?

1. Click Create Task button
2. Fill in infos in all steps
3. Click Complete Creation button
4. Dialog not closed and no task created

Expect:

Create a new task with given info.

Version

0.2.0

What browsers are you seeing the problem on?

Firefox

Relevant log output

{"level":"INFO","time":"2021-08-18T14:22:47.933+0800","caller":"api/middleware.go:49","msg":"/graphql","request_id":"c3b8f4a6-80ee-4287-9b06-14eb3e95867a","status":200,"method":"POST","path":"/graphql","query":"","ip":"127.0.0.1","user-agent":"Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:89.0) Gecko/20100101 Firefox/89.0","errors":"","cost":0.00293443}
{"level":"INFO","time":"2021-08-18T14:22:47.961+0800","caller":"api/middleware.go:49","msg":"/graphql","request_id":"e6c5862f-3412-43c4-820f-c870a5bc34e2","status":200,"method":"POST","path":"/graphql","query":"","ip":"127.0.0.1","user-agent":"Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:89.0) Gecko/20100101 Firefox/89.0","errors":"","cost":0.004926661}