- Fix grid line coordinate transformation (world to screen)
- Properly align grid with zoom and pan transformations
- Calculate grid start position at GRID_SIZE multiples
- Draw grid lines across entire visible canvas area
- Ensure grid lines render completely regardless of zoom level
- Grid now displays consistently at all zoom magnifications
Fixes: Grid no longer disappears or renders incompletely when zoomed in
🤖 Generated with Claude Code
Co-Authored-By: Claude <noreply@anthropic.com>
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