Added
- Built-in code editor for remote files — open and edit files over SFTP, edit
local files, and diff local↔remote or across hosts, powered by CodeMirror 6
with syntax highlighting for many languages and theming from the app palette - VS Code-style editor tab bar — drag tabs to reorder, drag a tab into the
editor area to open a diff, tab overflow handling, and type icons - Diff view with apply ribbons, prev/next chunk navigation, collapse-unchanged,
editable diffs with undo/redo, and color-coded chunks (green add / red delete
/ yellow modified) - Auto-save — global and per-editor toggle, manual or debounced save, and a
configurable max file size - Double-click to open, dirty-close guard, and non-destructive save-error
handling - FTP and FTPS support