PRs that ready to be merged

[doujiang24]

just a list for tracking.

1. add exit_worker_by* feature #1682
2. feature: add FFI interface to verify SSL client certificate #1666

[rainingmaster]

@doujiang24 hi, should we track them in here: https://github.com/openresty/lua-nginx-module/projects?

[rainingmaster]

#1735 also should be ok now

[doujiang24]

#1734
openresty/lua-resty-core#302

[doujiang24]

openresty/lua-resty-core#306

[agentzh]

Blocked #1735.

[agentzh]

Blocked openresty/lua-resty-core#302.

[agentzh]

Blocked #1666.

[agentzh]

Blocked #1682.

[rainingmaster]

Blocked #1682.

#1682 fixed and merged

[spacewander]

#1756
#1759
openresty/meta-lua-nginx-module#78

[doujiang24]

moved to this project: https://github.com/orgs/openresty/projects/1