Build example planning board for HTML-CSS module

[SallyMcGrath]

The board is built obv but the q is how to automate it

• [x] define board
• [x] write custom issue form configs
• [x] get review
• [x] create tickets
• [x] design github app
• [ ] build (or get built) app

[SallyMcGrath]

https://docs.google.com/document/d/1zFx-RscN4Iy9hhLKPm_wZUxsTqPq7CNR4ZZp566b2uI/edit#heading=h.u0zjiqrck9fj