polish JRPG conversation experience Integrate desktop conversations into the utility panel, simplify the mobile frame, add modal destinations and a reusable Zenbu composer lab, and preserve explicit conversation resume behavior. Co-authored-by: Copilot <[email protected]>

#!/bin/bash

export ROOT_DIR=${EXT_BUILD_ROOT:-$(pwd -P)}
export EMSCRIPTEN=$ROOT_DIR/$EM_BIN_PATH/emscripten
export EM_CONFIG=$ROOT_DIR/$EM_CONFIG_PATH