feat(commands): add tool mode commands

commands/index.ts

@@ -8,6 +8,8 @@ export type { CommandRegistry } from "./registry";
 export { createCommandRegistry } from "./registry";
 export { selectionAddLayerCommand, selectionClearCommand, selectionCommands, selectionSetCommand } from "./selection";
 export type { SelectionAddLayerPayload, SelectionSetPayload } from "./selection";
+export { toolCommands, toolEnterTemporaryPanCommand, toolExitTemporaryPanCommand, toolSetActiveCommand } from "./tool";
+export type { ToolSetActivePayload } from "./tool";
 export {
   viewportCommands,
   viewportPanCommand,