v 0.4.20

What's Changed

• Implement RHT.GC by @humdrum in #172
• Avoid unnecessary syncs in push-only syncmode by @humdrum in #173
• Apply GCPair to TreeNode, TextNode by @humdrum in #174
• Migrate RPC to ConnectRPC by @humdrum in #175
• Prevent remote-change events in RealtimeSyncOff mode by @humdrum in #176
• Remove skip from style-style-test by @humdrum in #177

Full Changelog: 0.4.19...0.4.20