Added python3-gi dependency.

Author: BuddySirJava

.github/workflows/linux-appimage.yml

@@ -25,6 +25,7 @@ jobs:
           sudo apt-get install -y --no-install-recommends \
             squashfs-tools zsync desktop-file-utils appstream file patchelf libglib2.0-bin fakeroot \
             git meson ninja-build python3-pip python3-setuptools python3-wheel ca-certificates \
+            python3-gi \
             libgtksourceview-5-dev libgtk-4-dev libadwaita-1-dev libglib2.0-dev libpango1.0-dev pkg-config gobject-introspection
           python -m pip install --upgrade pip
           python -m pip install --user "appimage-builder==0.8.2"
@@ -34,7 +35,7 @@ jobs:
         run: |
           git clone --depth=1 --branch v0.18.0 https://gitlab.gnome.org/GNOME/blueprint-compiler.git
           cd blueprint-compiler
-          meson setup build
+          env PYTHON=/usr/bin/python3 meson setup build
           ninja -C build
           sudo meson install -C build
           which blueprint-compiler && blueprint-compiler --version