create appimage for ubuntu

.github/workflows/ccpp_ubuntu.yml

@@ -8,7 +8,7 @@ on:
 jobs:
   build:
 
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-18.04
     
     steps:
     - uses: actions/checkout@v2
@@ -72,8 +72,12 @@ jobs:
     - name: build appimage
       working-directory: ./build/package
       run: |
-        chmod +x ../../src/platform/unix/build_appimage.sh "/home/runner/work/SuperSlicer/SuperSlicer"
-        "../../src/platform/unix/build_appimage.sh SuperSlicer_${{ github.event.release.tag_name }}_ubu64_${{steps.date.outputs.date}}.AppImage"
-        
+        chmod +x ../../src/platform/unix/build_appimage.sh
+        ../../src/platform/unix/build_appimage.sh SuperSlicer_ubu64.AppImage
+    - name: Upload appimage
+      uses: actions/upload-artifact@v1.0.0
+      with:
+        name: SuperSlicer-AppImage.tar
+        path: build/package/SuperSlicer_ubu64.AppImage
         
         

src/platform/unix/build_appimage.sh

@@ -0,0 +1,28 @@
+#!/bin/sh
+APPIMAGETOOLURL="https://github.com/AppImage/AppImageKit/releases/latest/download/appimagetool-x86_64.AppImage"
+
+
+APP_IMAGE=$1
+
+wget ${APPIMAGETOOLURL} -O ../appimagetool.AppImage
+chmod +x ../appimagetool.AppImage
+
+sed -i -e 's#/usr#././#g' bin/superslicer
+mv superslicer AppRun
+chmod +x AppRun
+
+cp resources/icons/Slic3r_192px.png superslicer.png
+cat <<EOF > SuperSlicer.desktop
+[Desktop Entry]
+Name=SuperSlicer
+Exec=AppRun %F
+Icon=superslicer
+Type=Application
+Categories=Utility;
+MimeType=model/stl;application/vnd.ms-3mfdocument;application/prs.wavefront-obj;application/x-amf;
+EOF
+
+
+../appimagetool.AppImage .
+mv SuperSlicer-x86_64.AppImage ${APP_IMAGE}
+chmod +x ${APP_IMAGE}