Upgrade @moeru/eventa to v1.0.0-beta.8 through the pnpm catalog and remove the local Hono adapter copy. Keep AIRI on business-level Eventa usage while adapter contract tests live upstream in @moeru/eventa. Signed-off-by: RainbowBird <git@luoling.moe> Commit-Message-Assisted-by: Claude (via Claude Code)