add script for build AppImage

contrib/BUILD_APPIMAGE.md

@@ -0,0 +1,21 @@
+## Tooling
+For build an AppImage package appimagetool is needed, you can download it at 
+[https://github.com/AppImage/AppImageKit/releases/download/continuous/appimagetool-x86_64.AppImage](https://github.com/AppImage/AppImageKit/releases/download/continuous/appimagetool-x86_64.AppImage)
+
+Make it executable:
+```shell
+chmod a+x appimagetool-x86_64.AppImage
+```
+
+Store it in /usr/local/bin:
+```shell
+sudo mv appimagetool-x86_64.AppImage /usr/local/bin/appimagetool
+```
+
+## Build
+
+Just run:
+```shell
+ARCH=x86_64 appimagetool Liana.AppDir
+```
+

contrib/build_appimage.py

@@ -0,0 +1,71 @@
+from shutil import copy as copyfile
+from os.path import exists
+from shutil import rmtree
+from os import remove
+from os import mkdir
+from os import getcwd
+import subprocess
+
+
+stop = False
+if not exists('../gui/target/release/liana-gui'):
+    print('Cannot find liana-gui binaries in gui/target/release/')
+    stop = True
+
+if not stop:
+
+    print("Liana version:")
+    version = float(input())
+
+    arch = subprocess.run("dpkg-architecture -q DEB_TARGET_ARCH", shell=True,
+                          stdout=subprocess.PIPE).stdout.decode('utf-8')[:-1]
+    arch_multi = subprocess.run("dpkg-architecture -q DEB_TARGET_MULTIARCH", shell=True,
+                                stdout=subprocess.PIPE).stdout.decode('utf-8')[:-1]
+
+    DIRNAME = f"liana-{version}-{arch_multi}"
+
+    if exists(DIRNAME):
+        rmtree(DIRNAME)
+    if exists(f"{DIRNAME}.AppImage"):
+        remove(f"{DIRNAME}.AppImage")
+
+    mkdir(DIRNAME)
+    mkdir(f"{DIRNAME}/Liana.AppDir")
+    mkdir(f"{DIRNAME}/Liana.AppDir/usr")
+    mkdir(f"{DIRNAME}/Liana.AppDir/usr/bin")
+
+    copyfile('../gui/ui/static/logos/liana-app-icon.png', f"{DIRNAME}/Liana.AppDir/liana-app-icon.png")
+    copyfile('../gui/target/release/liana-gui', f"{DIRNAME}/Liana.AppDir/usr/bin/liana-gui")
+
+    file = open(f"{DIRNAME}/Liana.AppDir/Liana.desktop", "w")
+    file.write('#!/usr/bin/env xdg-open\n')
+    file.write('\n')
+    file.write('[Desktop Entry]\n')
+    file.write('Name=Liana\n')
+    file.write('GenericName=Liana\n')
+    file.write('Exec=liana-gui\n')
+    file.write('Terminal=false\n')
+    file.write('Type=Application\n')
+    file.write('Icon=liana-app-icon\n')
+    file.write('Categories=Finance\n')
+    file.write('\n')
+
+    file.close()
+
+    file = open(f"{DIRNAME}/Liana.AppDir/AppRun", "w")
+    file.write('#!/bin/sh\n')
+    file.write('\n')
+    file.write('HERE="$(dirname "$(readlink -f "${0}")")"\n')
+    file.write('EXEC="${HERE}/usr/bin/liana-gui"\n')
+    file.write('exec "${EXEC}"\n')
+
+    file.close()
+
+    print(f"{getcwd()=}")
+    print(f"{getcwd()}/{DIRNAME}/Liana.AppDir/AppRun")
+    subprocess.run(f"chmod +x {getcwd()}/{DIRNAME}/Liana.AppDir/AppRun", shell=True, check=True)
+    subprocess.run(f"chmod +x {getcwd()}/{DIRNAME}/Liana.AppDir/Liana.desktop", shell=True, check=True)
+    subprocess.run(f"ARCH=x86_64 appimagetool  {DIRNAME}/Liana.AppDir", shell=True, check=True)
+
+    rmtree(DIRNAME)
+