✨ cleanup spacing

src/main/index.ts

@@ -137,6 +137,12 @@ function buildAppMenu(win: BrowserWindow): void {
         { type: 'separator' },
         { role: 'selectAll' },
         { type: 'separator' },
+        {
+          label: 'Clean Up Spacing',
+          accelerator: 'CmdOrCtrl+Shift+K',
+          click: () => send(win, 'cleanupSpacing')
+        },
+        { type: 'separator' },
         {
           label: 'Find / Replace',
           accelerator: 'CmdOrCtrl+F',

src/renderer/App.tsx

@@ -139,6 +139,21 @@ export default function App(): JSX.Element {
       }
     } else if (action === 'exportProjectPDF') {
       setExportOpen(true)
+    } else if (action === 'cleanupSpacing') {
+      const view = currentEditorView
+      if (!view) return
+      const { from, to } = view.state.selection.main
+      const hasSelection = from !== to
+      const start = hasSelection ? from : 0
+      const end = hasSelection ? to : view.state.doc.length
+      const text = view.state.doc.sliceString(start, end)
+      const cleaned = text.replace(/\n\n+/g, '\n')
+      if (cleaned !== text) {
+        view.dispatch(view.state.update({
+          changes: { from: start, to: end, insert: cleaned },
+          userEvent: 'input'
+        }))
+      }
     }
   }