add an email / reminder to luma to attendees

[dcwalk]

1 - lightening talk + code of conduct + covid policy +dietary restrictions - localhost event earlier in the week 2 - 2 day reminder:

• logistics for getting to space
• bike parking
• entrance on cordova st.

[dcwalk]

Big mailing list:

• local network
• remote participation (experimental stream ???), things posted after the event
• still space to register

[dcwalk]

scheduled these.