I've been doing some fuzz testing for the socket robustness work. This
PR pulls in the bublic fixes. It also fixes#1511
### Change Type
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- [x] `patch` — Bug Fix
- [ ] `minor` — New Feature
- [ ] `major` — Breaking Change
- [ ] `dependencies` — Dependency Update (publishes a `patch` release,
for devDependencies use `internal`)
- [ ] `documentation` — Changes to the documentation only (will not
publish a new version)
- [ ] `tests` — Changes to any testing-related code only (will not
publish a new version)
- [ ] `internal` — Any other changes that don't affect the published
package (will not publish a new version)
### Test Plan
1. Create a frame in a multiplayer room
2. create two boxes inside the frame
3. draw an arrow connecting the two boxes
4. delete the frame
5. hit undo
6. the frame and boxes and arrows should reappear as they were before
### Release Notes
- Fixes a handful of state management bugs that manifest in multiplayer
rooms
938bc32259