data: update data and screenshot

data/org.dithernet.lapel.appdata.xml.in

@@ -1,9 +1,19 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <component type="desktop">
+	<name>Assistant</name>
+	<summary>Voice assistant GUI based on Mycroft</summary>
 	<id>org.dithernet.lapel.desktop</id>
 	<metadata_license>CC0-1.0</metadata_license>
 	<project_license>MIT</project_license>
+	<content_rating type="oars-1.1"/>
+	<releases>
+		<release version="0.1.0" date="2022-08-09"/>
+	</releases>
+	<url type="homepage">https://github.com/aspinwall-ui/lapel</url>
 	<description>
 	  <p>Voice assistant GUI based on Mycroft</p>
 	</description>
+	<screenshots>
+		<screenshot type="default">https://raw.githubusercontent.com/aspinwall-ui/lapel/develop/docs/screenshot-scaled.png</screenshot>
+	</screenshots>
 </component>

data/org.dithernet.lapel.desktop.in

@@ -1,8 +1,8 @@
 [Desktop Entry]
 Name=Assistant
-Exec=lapel --standalone
-Icon=microphone-sensitivity-high
+Exec=lapel
+Icon=audio-input-microphone
 Terminal=false
 Type=Application
-Categories=GTK;
+Categories=GTK;GNOME;Utility;Network;ArtificialIntelligence
 StartupNotify=true