Add built-in CodeSnap code screenshot feature#692
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Johnson-f wants to merge 4 commits into
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Spell out toggle persistence (ephemeral), readout height source (content-derived), Esc close semantics (no prompt), and useEditorTheme precedence (foreground colors only, not background or chrome).
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Summary
Adds a built-in CodeSnap-style feature for capturing styled code screenshots — opens as a split-right pane next to the source so the preview live-tracks the active selection, with copy-to-clipboard and save-to-PNG via the existing Tauri plugins. Zero Rust runtime changes; one additive function on the tree-sitter worker plus a new feature module under
src/features/codesnap/."codeSnap"rendered through the existing pane system.CodeSnap: From Selection/Whole File), default keybindingCmd+K Cmd+P, editor right-click menu entry (disabled when no selection).buildTokenSpans,buildDefaultFilename,buildSnapshotFromSelection).One new npm dep:
html-to-image(~30 KB). One Tauri cargo feature added:image-png. Clipboard write goes throughImage.fromBytesto a directplugin:clipboard-manager|write_imageinvoke (bypassing the plugin wrapper's brokeninstanceof Imagecheck caused by a duplicate nested@tauri-apps/apicopy).Test plan
Cmd+K Cmd+Pwith editor focus + selection → opens the same pane.CodeSnap: From SelectionandCodeSnap: Whole Fileboth work.{basename}-L{a}-L{b}.pngdefault → PNG opens with correct fonts and syntax colors.Notes
docs/superpowers/specs/anddocs/superpowers/plans/for review trail.Cmd+K Cmd+StoCmd+K Cmd+Pbecause the former was already bound toworkbench.openKeyboardShortcuts.*.test.tsnext to the source), matching the codebase convention rather than the__tests__/pattern the spec originally suggested.