Adding metainfo files + changing cpy in AppMenuBar + fixing flatpak bug.

snapcraft.yaml

@@ -1,4 +1,5 @@
 name: logarithmplotter
+title: LogarithmPlotter
 version: '0.0.1'
 summary: 2D plotter software to make BODE plots, sequences and repartition functions.
 description: |
@@ -8,6 +9,12 @@ confinement: strict
 base: core20
 grade: devel
 icon: LogarithmPlotter/logarithmplotter.svg
+adopt-info: linuxfiles
+license: GPL-3.0+
+
+architectures:
+  - build-on: amd64
+    run-on: amd64
 
 plugs:
   #gnome-3-38-2004:
@@ -19,7 +26,7 @@ plugs:
     interface: content
     target: $SNAP/data-dir/themes
   sound-themes:
-    default-provider: gtk-common-themes:sound-themes
+    defauwebsitelt-provider: gtk-common-themes:sound-themes
     interface: content
     target: $SNAP/data-dir/sounds
   icon-themes:
@@ -65,6 +72,7 @@ parts:
   linuxfiles:
     source: linux/
     plugin: dump
+    parse-info: [eu.ad5001.LogarithmPlotter.metainfo.xml]
     organize:
       logarithmplotter.desktop: usr/share/applications/logarithmplotter.desktop
       x-logarithm-plot.xml: usr/share/mime/packages/x-logarithm-plot.xml