Add actions to auto-post summaries on a schedule

[es92]

User should be able to type a command to:

• add a survey to a list of surveys that get published on a channel
• remove a survey from a list of surveys that get published on a channel

/gptsurvey add-auto-post [survey_name] /gptsurvey remove-auto-post [survey_name]

The channel can use the channel the command was typed in The frequency can be tied to the summarizer frequency (posted 5 minutes after summarization is run each time)