editor

Expert reference for the Editor ImGui editor. Use when: adding or modifying a panel; understanding the app struct and panel architecture; working on the asset outliner, asset editor, task tree, terminal, or artifacts inspector; adding a new resource type to the artifacts panel; understanding how Editor drives the pipeline; working on viewport component visualization (model rendering, gizmos, badges); working with undo/redo command system (cmd_modify_component, cmd_rename_entity, cmd_structural, cmd_batch); working on scene outliner multi-select, component icons, drag-drop; working on viewport Blender-style camera/gizmo/modal transforms; debugging UI state or log sinking. Covers app.hpp, panels.hpp, panel_artifacts, resource_display, panel_asset_outliner, panel_asset_editor, panel_task_tree, panel_terminal, panel_scene_viewport, panel_scene_outliner, editor_gpu_cache, component_visualizer, command_system.