Add AppImage building using GitHub Actions; remove unneeded files (#1)

* Move files to src/

* Initial make appimage script

* (ci/github): Initial build script

* Remove python venv dep

* (make-appimage) set -e

* (build): misc fixes

* (ci/github): Fix syntax

* remove -t

* Add --privileged

* (make-appimage): Don't overwrite existing binaries

* Switch to arch to build for easier font management

* Install which package

* Remove unused files

* Add fonts, don't use pamac

* Fix script

.github/workflows/build.yml

@@ -0,0 +1,24 @@
+name: Build
+
+on: "push"
+
+jobs:
+  build:
+    name: Build
+
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+      - name: Run build appimage script
+        run: docker run --rm -i --privileged --cap-add SYS_ADMIN --device /dev/fuse -v ./:/app python:3.9-slim bash -c "cd /app && chmod +x make-appimage.sh && ./make-appimage.sh"
+      - uses: actions/upload-artifact@v3
+        with:
+          name: genoswitch.AppImage
+          path: build/dist/genoswitch.AppImage
+      - uses: softprops/action-gh-release@v1
+        with:
+          tag_name: dev
+          files: |
+            build/dist/genoswitch.AppImage

make-appimage.sh

@@ -0,0 +1,120 @@
+#!/bin/bash
+
+# exit on any failure
+set -e
+
+# docker run --rm -ti --cap-add SYS_ADMIN --device /dev/fuse -v ./:/app python:3.9-slim bash -c "cd /app && chmod +x make-appimage.sh && ./make-appimage.sh"
+
+# Based on https://github.com/maltfield/cross-platform-python-gui/blob/af3aa35b671c7429c268ac09c7d4a80acf0ecbff/build/linux/buildAppImage.sh
+
+# Download dependencies
+apt-get update
+apt-get install -y --no-install-recommends rsync fuse git wget file fonts-noto-color-emoji fonts-cantarell unzip
+
+PYTHON_PATH=$(which python)
+
+mkdir ./build
+cd ./build
+
+# Setup a venv
+$PYTHON_PATH -m venv venv
+source ./venv/bin/activate
+
+# Install nupack optional dependencies
+pip install -U pip matplotlib jupyterlab
+
+# Install nupack
+git clone --depth 1 -b upstream/main https://github.com/genoswitch/NUPACK.git
+pip install -U nupack -f NUPACK/src/package/
+
+# Install kivy
+pip install kivy[base]
+
+wget https://github.com/niess/python-appimage/releases/download/python3.9/python3.9.18-cp39-cp39-manylinux2014_x86_64.AppImage
+chmod +x ./python3.9.18-cp39-cp39-manylinux2014_x86_64.AppImage
+./python3.9.18-cp39-cp39-manylinux2014_x86_64.AppImage --appimage-extract
+
+# Copy installed dependencies from venv to kivy appdir
+#  --ignore-existing to not overwrite existing binaries.
+rsync -a  --ignore-existing ./venv/ ./squashfs-root/opt/python3.9/
+
+# Add our code
+rsync -a ../src ./squashfs-root/opt/
+
+mkdir -p ./squashfs/usr/share/fonts/noto
+mkdir -p ./squashfs/usr/share/fonts/cantarell
+mkdir -p ./squashfs/usr/share/fonts/adobe-source-sans
+
+rsync -a /usr/share/fonts/truetype/noto/NotoColorEmoji.ttf ./squashfs/usr/share/fonts/noto/
+rsync -a /usr/share/fonts/opentype/cantarell/ ./squashfs/usr/share/fonts/cantarell/
+
+mkdir -p fonts/source-sans
+cd fonts/source-sans
+wget https://github.com/adobe-fonts/source-sans/releases/download/3.052R/OTF-source-sans-3.052R.zip
+unzip OTF-source-sans-3.052R.zip
+rsync -a ./OTF/SourceSans3* ../../squashfs/usr/share/fonts/adobe-source-sans/
+
+mkdir -p ../source-sans2
+cd ../source-sans2
+wget https://github.com/adobe-fonts/source-sans/releases/download/2.040R-ro%2F1.090R-it/source-sans-pro-2.040R-ro-1.090R-it.zip
+unzip source-sans-pro-2.040R-ro-1.090R-it.zip
+rsync -a ./source-sans-pro-2.040R-ro-1.090R-it/VAR/SourceSansVariable-Roman.otf ../../squashfs/usr/share/fonts/adobe-source-sans/
+
+cd ../../
+
+# change AppRun so it executes our app
+mv ./squashfs-root/AppRun ./squashfs-root/AppRun.orig
+cat > ./squashfs-root/AppRun <<'EOF'
+#! /bin/bash
+
+# Export APPRUN if running from an extracted image
+self="$(readlink -f -- $0)"
+here="${self%/*}"
+APPDIR="${APPDIR:-${here}}"
+
+# Export TCl/Tk
+export TCL_LIBRARY="${APPDIR}/usr/share/tcltk/tcl8.5"
+export TK_LIBRARY="${APPDIR}/usr/share/tcltk/tk8.5"
+export TKPATH="${TK_LIBRARY}"
+
+# Call the entry point
+for opt in "$@"
+do
+    [ "${opt:0:1}" != "-" ] && break
+    if [[ "${opt}" =~ "I" ]] || [[ "${opt}" =~ "E" ]]; then
+        # Environment variables are disabled ($PYTHONHOME). Let's run in a safe
+        # mode from the raw Python binary inside the AppImage
+        "$APPDIR/usr/bin/python3.9 $APPDIR/opt/src/app.py" "$@"
+        exit "$?"
+    fi
+done
+
+# Get the executable name, i.e. the AppImage or the python binary if running from an
+# extracted image
+executable="${APPDIR}/usr/bin/python3.9 ${APPDIR}/opt/src/app.py"
+if [[ "${ARGV0}" =~ "/" ]]; then
+    executable="$(cd $(dirname ${ARGV0}) && pwd)/$(basename ${ARGV0})"
+elif [[ "${ARGV0}" != "" ]]; then
+    executable=$(which "${ARGV0}")
+fi
+
+# Wrap the call to Python in order to mimic a call from the source
+# executable ($ARGV0), but potentially located outside of the Python
+# install ($PYTHONHOME)
+(PYTHONHOME="${APPDIR}/opt/python3.9" exec -a "${executable}" "$APPDIR/usr/bin/python3.9" "$APPDIR/opt/src/app.py" "$@")
+exit "$?"
+EOF
+
+# make apprun executable
+chmod +x ./squashfs-root/AppRun
+
+# Section: build appImage
+
+# Download AppImageTool
+wget https://github.com/AppImage/AppImageKit/releases/download/13/appimagetool-x86_64.AppImage
+chmod +x ./appimagetool-x86_64.AppImage
+
+# artifact folder
+mkdir dist
+./appimagetool-x86_64.AppImage ./squashfs-root dist/genoswitch.AppImage
+