Aggregation service release and end-of-support plan proposal: feedback requested

[keke123]

Hi all!

We recently published a proposal for the aggregation service release and end-os-support plan. This plan outlines a standardized cadence for feature releases, in addition to a strategy for patches:
Aggregation service release and end-of-support plan

We're opening this issue to solicit general feedback on the proposal.
cc @hostirosti