sudo apt install libgtk-3-dev intltool
make
make doc-panel
make install
#build plugin:
make doc-panel
#create a plugins directory for the shared library:
mkdir plugins
#copy so file into plugins directory:
cp doc-panel.so plugins/
#start instance of geany with it's own config:
geany -i -c ./
clear;make doc-panel
cp doc-panel.so plugins/;geany -i -c ./ *.c ../geany-1.37.1/src/*.c