Merge pull request #18 from cardinalblue/fix_status_code_may_be_none

fix: status code may be none

Merge pull request #14 from cardinalblue/custom_error

feat: support 400 error and extra field in error response

Merge pull request #16 from cardinalblue/invalid_input

fix: allow more input types, such as pydantic types and enum

Merge pull request #15 from cardinalblue/internal_fix_race_condition

fix: data corruption by race condition

Merge pull request #12 from cardinalblue/upgrade-v0.9.9

Upgrade v0.9.9