zxq82lm

Multi-window: window metadata (physical screen, position, dimension) persistence

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## PR objective The purpose of this PR is to address item 4 from issue [#290](https://github.com/elodin-sys/elodin/issues/290): - 4. Extend KDL save/load to persist per-window metadata: physical screen, window position, window...

fix: handle Ctrl-C on macOS and Linux

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## Context In the current main branch, Ctrl-C no longer works on macOS and the editor and/or simulation keeps running: ``` ^C 2025-11-26 12:19:25.898 INFO Received Ctrl-C, shutting down 2025-11-26...

## Context - With [PR #302](https://github.com/elodin-sys/elodin/pull/302), we can create a secondary window containing a viewport. - Once Bevy 0.17 ([PR #300](https://github.com/elodin-sys/elodin/pull/300)) lands, we should persist the camera for these viewports...

- The “Create 3D Object” palette still exposes only the basic primitives (GLTF, Sphere, Cylinder, Cuboid, Plane); the ellipsoid variant and our built‑in compass mesh never show up there, so...

## Summary The elodin CLI currently exposes only SQL primitives (`SQLQuery`, `GetSchema`, etc.) and cannot parse EQL text. This may be confusing because the Editor’s command palette accepts EQL, while...

# Panel resize behavior fixes Related to Ubuntu, and especially when connecting to an external monitor. Could be related to setting DPI when starting but not updating when dragging to...

# Context Since [PR#193](https://github.com/elodin-sys/elodin/pull/193), KDL colors have been clamped to the 0–255 range per component. This ensures consistent round-trips, but it also removes the previous “hack” of exceeding 1.0 to...

## Summary KDL output currently mirrors raw floats, so a clean value like sphere radius=0.2 ends up serialized as 0.20000000298023224. We should round floats during serialization so saved schematics stay...

# Contextual helps - **Tooltips**: small info bubbles shown on hover/focus. - **Status bar hints**: short messages displayed in the status bar when an action is possible or in progress....

Introduce keyboard shortcuts for frequently used actions in the Schematic/Editor workflow, to improve efficiency and usability. # List of shortcuts to define - Open KDL → Ctrl+O / Cmd+O -...