Essentially this is my part of T124022, chipping away at the tasks this quarter as part of a larger goal of a product development process.
T114321 Create Design/Development principles - Jan - holdover from last quarter's holiday season
T126296 Documented steps for engaging with communities in product stages - Feb
T118231 Proposal: any WMF software project willing to be prioritized requires a concept publicly available - Feb
T123611 Define good practices to start working on project concepts privately - Feb/first week of March
T120070 Checklist for project concepts to be considered for prioritization - Mar
And related subtasks.