FEP-a4ed: The Fediverse Enhancement Proposal Process

[silverpill]

@fep.hosts New PRs awaiting reviews:

• #316 - Add "set dateReceived" step to FEP submission guide - fediverse/fep - Codeberg.org - adding a missing step to FEP submission guide.
• #315 - Add trackingIssue metadata attribute to all proposals - fediverse/fep - Codeberg.org - adding trackingIssue attribute to all proposals (we will be using it instead of discussionsTo)
• #290 - FEP-a4ed: Specify required metadata attributes - fediverse/fep - Codeberg.org (updated version)