siril astro build ubuntu 24.04 - 26.04

install dependencies **EDIT updated for 26.04

sudo apt install libgtk-3-dev libcfitsio-dev libfftw3-dev libgsl-dev libopencv-dev libcurl4-gnutls-dev libpng-dev libjpeg-dev libtiff5-dev libraw-dev gnome-icon-theme libavformat-dev libavutil-dev libavcodec-dev libswscale-dev libswresample-dev libgit2-dev libheif-dev libexiv2-dev libjxl-dev wcslib-dev libjson-glib-dev libffms2-dev libgtksourceview-4-dev meson cmake sqlite3 libsqlite3-dev libglib2.0-dev build-essential libgtk-3-dev libgtksourceview-4-dev libgtksourceview-5-0 gir1.2-gtksource-5 libgtksourceview-5-dev libgtk-4-dev libgtk-4-dev libgtkmm-4.0-dev libxisf0 libxisf-dev libpugixml-dev liblz4-dev

clone the source

git clone --recurse-submodules https://gitlab.com/free-astro/siril.git

build

cd siril
meson setup _build --buildtype release
cd _build
ninja
ninja install 

update

cd siril
 git pull
 git submodule update --recursive
 meson setup --reconfigure _build 

cd _build
 ninja
 sudo ninja install

e.g. 1.5.0 under kubuntu 26.04