message: Fix delete first command
  * fix remove first command
  Authored-by: Robert Castles
diff: @@ -23,14 +23,14 @@ export const mutator: Mutator<Shape> = (
  )
  return update(
  `state.editor.selectedCommandIndexes`,
  - (selectedCommandIndexes: number[]) => {
  + (selectedCommandIndexes: number[]): number[] => {
  const filteredCommands = selectedCommandIndexes.filter(
  (_id, index) => !stepIndexes.includes(index)
  - );
  + )
  if (filteredCommands.length) {
  return filteredCommands
  }
  - return Math.max(selectedCommandIndexes.slice(-1)[0] - 1, 0)
  + return [Math.max(selectedCommandIndexes.slice(-1)[0] - 1, 0)]
  },
  sessionWithRemovedCommands
  )
  