feat: support clipboard writes and scrollback compression - #108
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Forward terminal clipboard requests to an application callback so embedders retain control over platform and security policy.
Schedule bounded compression after terminal and viewport activity settles to reduce scrollback memory without competing with rendering.
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…lias8#108) Merges elias8/libghostty@bf26062 (clipboard writes + scrollback compression) into the sshotty fork while preserving our custom additions: - searchHits / Searcher / SearchHighlightPainter (find-on-page) - pasteImage() (kitty graphics writer API) - fillAvailableSpace / gridSizeFill (full-pane terminal sizing) - cellPixelSize getter (PTY resize forwarding) - DPR-only resize propagation to backend - scroll controller positions.length guards Upstream brings: - Terminal.onClipboardWrite / CompressionScheduler - terminal.compress() / terminal.compressionActivity - handleViewportChanged binding for idle compression - ghostty source version bump Both feature sets are non-overlapping.
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Add clipboard write handling and idle scrollback compression across libghostty and flterm.
Replaces #105