add metadata

Author: saeugetier

io.github.saeugetier.photobooth.desktop

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+[Desktop Entry]
+Version=1.0
+Type=Application
+
+Name=Photobooth
+Comment=Test
+Categories=Graphics;Amusement;
+
+Icon=io.github.saeugetier.photobooth
+Exec=qtbooth
+Terminal=false

io.github.saeugetier.photobooth.metainfo.xml

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+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<component type="desktop-application">
+  <id>io.github.saeugetier.photobooth</id>
+  <name>Photobooth</name>
+  <developer id="io.github.saeugetier">
+    <name>Timm Eversmeyer</name>
+  </developer>
+  <summary>A photobooth application.</summary>
+  <description>
+    <p>Photobooth is a photobooth application designed to be used with a camera and a printer. Features:</p>
+    <ul>
+      <li>Capture photos via a camera</li>
+      <li>Create collage from captured photos.</li>
+      <li>Print single photos or collages</li>
+      <li>View and reprint captures in a gallery</li>
+      <li>Background removal via neural network or green screen.</li>
+      <li>Selectable image filter effects</li>
+    </ul>
+  </description>
+  <supports>
+    <control>pointing</control>
+    <control>keyboard</control>
+    <control>touch</control>
+  </supports>
+  <content_rating type="oars-1.1" />
+  <project_license>GPL-3.0</project_license>
+  <metadata_license>CC0-1.0</metadata_license>
+  <url type="homepage">https://saeugetier.github.io/photobooth/</url>
+  <launchable type="desktop-id">io.github.saeugetier.photobooth.desktop</launchable>
+
+  <screenshots>
+    <screenshot type="default">
+      <image>https://raw.githubusercontent.com/saeugetier/photobooth/refs/heads/feature/139-compile-flatpak-package/screenshots/Main.png</image>
+      <caption>Main page</caption>
+    </screenshot>
+  </screenshots>
+
+  <releases>
+    <release version="0.7.0" date="2025-05-11">
+      <description translate="no">
+        <p>Initial release with flatpak</p>
+      </description>
+    </release>
+  </releases>
+</component>