i added the script folder with script.sh inside but (with right click to project, add existing file) when i install i explore the opt folder on phone and i only see "bin" and "qml" folders.

This is the pro file:
OTHER_FILES += \
qtc_packaging/debian_harmattan/rules \
qtc_packaging/debian_harmattan/README \
qtc_packaging/debian_harmattan/manifest.aegis \
qtc_packaging/debian_harmattan/copyright \
qtc_packaging/debian_harmattan/control \
qtc_packaging/debian_harmattan/compat \
qtc_packaging/debian_harmattan/changelog \
script/script.sh