Onboards the Bulletin System Parachain (ParaId 1010) onto Polkadot — registering it with the relay chain's Registrar (via the whitelist+preimage pattern, since the ~1 MB runtime WASM exceeds the UMP limit for direct XCM) and reserving core 97 for it on the Coretime chain, so it can start producing blocks once its collators come online.
Reserves two additional cores (98 and 99) for Polkadot People (ParaId 1004), which is unrelated to Bulletin — it is bundled here as a convenience to avoid a separate governance cycle for a small operational change.
Full details explaining this referendum and a walk-through of the process to create the referendum calls and testing are available through a public document: https://hackmd.io/@karolk/S1qWzAs2-x