repositories: add jacksonchen666 overlay

Closes: #699
Signed-off-by: Sam James <[email protected]>

files/overlays/repositories.xml

@@ -2110,6 +2110,17 @@
     <source type="git">git+ssh://[email protected]/jabuxas/overlay.git</source>
     <feed>https://github.com/jabuxas/overlay/commits/main.atom</feed>
   </repo>
+  <repo quality="experimental" status="unofficial">
+    <name>jacksonchen666</name>
+    <description lang="en">jacksonchen666's personal overlay</description>
+    <homepage>https://sr.ht/~jacksonchen666/gentoo-overlay/</homepage>
+    <owner type="person">
+      <email>[email protected]</email>
+      <name>Jackson</name>
+    </owner>
+    <source type="git">https://git.sr.ht/~jacksonchen666/gentoo-overlay</source>
+    <feed>https://git.sr.ht/~jacksonchen666/gentoo-overlay/log/rss.xml</feed>
+  </repo>
   <repo quality="experimental" status="official">
     <name>java</name>
     <description lang="en">Java overlay</description>