Change Notification Schedule Policy

[whdalsrnt]

Change Notification Schedule Policy

[whdalsrnt]

I have summarized the points that are not currently working in more detail.
As you can see in the picture, the current console is blocked for full time, which means 0:00 to 24:00.

In the current development, selecting 0:00 to 23:00 means full-time.
This is the part that tells us why we need the full time option.

The places where the schedule is used in the code are user_channel_service and project_channel_service.
We want to improve it by adding full-time options.

[whdalsrnt]

The detailed progress is as follows.

1. Full-time option function development
2. Add the full-time option to the corresponding api's protobuffer.
3. Test run in local environment
4. Discuss API spec finalization with @whdalsrnt
5. Test run in dev environment after PR