Documentation for new cadence

[prajectory]

In order to stabilise the Standard Governance and account for the evolution, following steps are needed:

• [x] Migration to projects board
• [x] New vertical labeling (horizontal being the process)
• [x] New Kanban chart to handle the pipeline
• [ ] Make changes to the governance document - council composition, voting mechanism, expert consultations, community discussion, work groups
• [ ] Standard Operating Procedure