Add Flatpak image build

flatpak/info/ch.dissem.YAEP.metainfo.xml

@@ -0,0 +1,61 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<component type="desktop-application">
+    <id>ch.dissem.YAEP</id>
+
+    <name>YAEP</name>
+    <summary>Yet Another Einstein Puzzle</summary>
+    <metadata_license>CC0-1.0</metadata_license>
+    <project_license>TODO</project_license>
+    <developer_name>Christian Basler</developer_name>
+
+    <description>
+        <p>
+            TODO.
+        </p>
+    </description>
+
+    <launchable type="desktop-id">ch.dissem.YAEP.desktop</launchable>
+
+    <requires>
+        <control>pointing</control>
+        <display_length compare="ge">768</display_length>
+    </requires>
+
+    <keywords>
+        <keyword>Game</keyword>
+        <keyword>Puzzle</keyword>
+        <keyword>Einstein</keyword>
+        <keyword>Zebra</keyword>
+    </keywords>
+
+    <branding>
+        <!-- TODO -->
+        <color scheme_preference="light" type="primary">#b8bee3</color>
+        <color scheme_preference="dark" type="primary">#282245</color>
+    </branding>
+
+    <screenshots>
+        <screenshot type="default">
+            <caption>TODO</caption>
+            <image>
+                https://raw.githubusercontent.com/RedddFoxxyy/Pomolin/v1.1.9/gitAssets/app_screenshots/screenshot1.png
+            </image>
+        </screenshot>
+    </screenshots>
+
+    <content_rating type="oars-1.1"/>
+
+    <url type="homepage">https://dissem.ch/YAEP/</url>
+    <url type="bugtracker">https://git.dissem.ch/chris/YAEP/issues</url>
+    <url type="vcs-browser">https://git.dissem.ch/chris/YAEP</url>
+
+    <releases>
+        <release date="2025-11-29" version="1.0.0">
+            <description>
+                <ul>
+                    <li>Initial release</li>
+                </ul>
+            </description>
+        </release>
+    </releases>
+</component>