Improve Metainfo

data/com.vixalien.decibels.desktop.in.in

@@ -1,6 +1,7 @@
 [Desktop Entry]
 Name=Decibels
 GenericName=Audio Player
+Comment=Play audio files
 TryExec=@app-id@
 Exec=@app-id@ %U
 Icon=@app-id@

data/com.vixalien.decibels.metainfo.xml.in.in

@@ -1,33 +1,31 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!-- Copyright 2023 Angelo Verlain -->
 <component type="desktop">
-  <id>@app-id@.desktop</id>
+  <id>@app-id@</id>
   <name>Decibels</name>
   <summary>Play audio files</summary>
   <metadata_license>CC0-1.0</metadata_license>
   <project_license>GPL-3.0</project_license>
   <!-- developer_name tag deprecated with Appstream 1.0 -->
   <developer_name translatable="no">Angelo Verlain</developer_name>
-  <developer id="github.com">
+  <developer id="io.github.vixalien">
     <name translatable="no">Angelo Verlain</name>
   </developer>
   <update_contact>[email protected]</update_contact>
   <description>
     <p>Current features:</p>
-		<ul>
-			<li>Shows the waveform of the track</li>
-			<li>Adjust playback speed</li>
-			<li>Easy seek controls</li>
-		</ul>
+    <ul>
+      <li>Shows the waveform of the track</li>
+      <li>Adjust playback speed</li>
+      <li>Easy seek controls</li>
+    </ul>
   </description>
   <screenshots>
     <screenshot type="default">
-      <image>
-        https://github.com/vixalien/decibels/raw/HEAD/data/screenshots/screenshot-1.png</image>
+      <image>https://github.com/vixalien/decibels/raw/HEAD/data/screenshots/screenshot-1.png</image>
     </screenshot>
     <screenshot>
-      <image>
-        https://github.com/vixalien/decibels/raw/HEAD/data/screenshots/screenshot-2.png</image>
+      <image>https://github.com/vixalien/decibels/raw/HEAD/data/screenshots/screenshot-2.png</image>
     </screenshot>
   </screenshots>
   <content_rating type="oars-1.1" />
@@ -39,15 +37,15 @@
           <li>Enhanced the accessibility of the app by ensuring that every on-screen element is screenreader accessible</li>
           <li>Added Dutch, Occitan, Belarusian and updated the Italian translations</li>
         </ul>
-			</description>
+      </description>
     </release>
     <release version="0.1.6" date="2023-11-08">
       <description translatable="no">
         <ul>
           <li>The buttons allowing to skip forwards and backwards 30 seconds were removed</li>
           <li>Some issues in the Brazilian Translation were fixed</li>
         </ul>
-			</description>
+      </description>
     </release>
     <release version="0.1.5" date="2023-11-02">
       <description translatable="no">
@@ -56,11 +54,11 @@
           <li>A few issues preventing some content from being translated were fixed</li>
           <li>Decibels was translated to Czech, Kinyarwanda, German, Traditional Chinese, Ukrainian and Brazilian Portuguese</li>
         </ul>
-			</description>
+      </description>
     </release>
     <release version="0.1.4" date="2023-10-06">
       <description translatable="no">
-				<p>A small bugfix and minor improvements release</p>
+        <p>A small bugfix and minor improvements release</p>
         <ul>
           <li>The artist of the currently playing track is shown if the artist is known</li>
           <li>Fix a minor visual issue when dropping a file</li>
@@ -69,11 +67,11 @@
           <li>A few issues preventing some content from being translated were fixed</li>
           <li>Decibels was translated to French, Russian, Italian and Turkish</li>
         </ul>
-			</description>
+      </description>
     </release>
     <release version="0.1.3" date="2023-09-24">
       <description translatable="no">
-				<p>A few improvements and papercut fixes</p>
+        <p>A few improvements and papercut fixes</p>
         <ul>
           <li>Support drag and drop</li>
           <li>Seek to the start of a track after it ends</li>
@@ -85,24 +83,24 @@
           <li>Fixed some issues with the Development build of Decibels</li>
           <li>Fixed a minor glitch with the app icon</li>
         </ul>
-			</description>
+      </description>
     </release>
     <release version="0.1.2" date="2023-09-21">
       <description translatable="no">
-				<p>A few bug fixes that polishes up the app</p>
+        <p>A few bug fixes that polishes up the app</p>
         <ul>
           <li>Differentiate development versions of the app from the stable app by styling the icon and header differently</li>
           <li>Added donation link in application metadata</li>
           <li>Fix the About Window being detached from main window</li>
           <li>Fix the About Window showing release notes for an older version</li>
         </ul>
-			</description>
+      </description>
     </release>
     <release version="0.1.1" date="2023-09-21"/>
     <release version="0.1.0" date="2023-09-20">
       <description translatable="no">
-				<p>Initial Release</p>
-			</description>
+        <p>Initial Release</p>
+      </description>
     </release>
   </releases>
   <launchable type="desktop-id">@[email protected]</launchable>
@@ -113,15 +111,15 @@
   <url type="vcs-browser">https://github.com/vixalien/decibels</url>
   <translation type="gettext">@gettext-package@</translation>
   <custom>
-		<value key="Purism::form_factor">mobile</value>
-	</custom>
-	<requires>
-		<display_length compare="ge">360</display_length>
-	</requires>
-	<recommends>
-		<control>pointing</control>
-		<control>keyboard</control>
-		<control>touch</control>
-		<control>tablet</control>
-	</recommends>
+    <value key="Purism::form_factor">mobile</value>
+  </custom>
+  <requires>
+    <display_length compare="ge">360</display_length>
+  </requires>
+  <recommends>
+    <control>pointing</control>
+    <control>keyboard</control>
+    <control>touch</control>
+    <control>tablet</control>
+  </recommends>
 </component>

decibels.doap

@@ -1,3 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
 <Project xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
          xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#"
          xmlns:foaf="http://xmlns.com/foaf/0.1/"