v0.42.0

Note This release was brought to you by the Shipyard team. Overview 🔦 Highlights 🎯 Announce CIDs on demand with ipfs provide once 🧩 Export and import partial CARs with --local-only ⚙️ Provide.DHT.Interval=0 no longer disables providing 🐛 Fixed pin operations hanging under pinned reprovide strategies 🐛 Smoother first-run upgrades from very old repos 🐛 Reliable shutdown and container health…