Merge pull request #277 from hua-bang/claude/fix-canvas-node-disappear-nkQf0

fix(canvas-workspace): stop dropping locally-added nodes via watcher echo

Merge pull request #276 from hua-bang/claude/fix-file-node-linebreaks-meSHk

fix(canvas-cli): interpret escape sequences in node write --content

Merge pull request #274 from hua-bang/claude/fix-canvas-terminal-conflicts-MEyQ7

fix(canvas-ipc): push merged-in CLI changes back to renderer from canvas:save

fix(canvas-ipc): infer create/update/delete from disk presence, not event.kind

fix(canvas-ipc): replace IPC server with fs.watch on canvas.json

fix(canvas-ipc): switch transport from unix socket to loopback TCP

fix(canvas-ipc): move socket to $TMPDIR to escape macOS sandbox

debug(canvas): add notifier + IPC server logs to diagnose missing events

fix(canvas): deliver CLI notifications when Electron main is busy

fix(canvas): close CLI write race by double-merging on save

fix(canvas): prevent CLI node loss from load/save race in known-id set

Merge pull request #275 from hua-bang/fix/soul-register