Add desktop files

Author: taotieren

pack/aur/io.github.wh201906.serialtest.desktop

@@ -0,0 +1,11 @@
+[Desktop Entry]
+Version=1.0
+Type=Application
+
+Name=SerialTest
+Comment=SerialTest
+Categories=Development;Electronics;
+
+Icon=serialtest
+Exec=serialtest
+Terminal=false

pack/aur/io.github.wh201906.serialtest.metainfo.xml

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<component type="desktop-application">
+  <id>io.github.wh201906.serialtest</id>
+
+  <name>SerialTest</name>
+  <summary>SerialTest</summary>
+
+  <metadata_license>MIT</metadata_license>
+  <project_license>GPL-2.0-or-later</project_license>
+
+  <description>
+    <p>
+      A cross-platform serial port test tool.
+    </p>
+  </description>
+
+  <launchable type="desktop-id">io.github.wh201906.serialtest.desktop</launchable>
+</component>