Bump version to 0.4.0

- Updated version in meson.build
- Added release entry in metainfo with changelog

data/cz.vesp.roster.metainfo.xml.in

@@ -58,6 +58,17 @@
   </screenshots>
 
   <releases>
+    <release version="0.4.0" date="2026-01-05">
+      <description translate="no">
+        <p>Version 0.4.0 release</p>
+        <ul>
+          <li>Improved sidebar layout with reduced indentation</li>
+          <li>Enhanced panel resizing capabilities</li>
+          <li>Better project folder state management</li>
+          <li>Status icons fixes in panels</li>
+        </ul>
+      </description>
+    </release>
     <release version="0.2.0" date="2025-12-30">
       <description translate="no">
         <p>Version 0.2.0 release</p>

meson.build

@@ -1,5 +1,5 @@
 project('roster',
-          version: '0.3.0',
+          version: '0.4.0',
     meson_version: '>= 1.0.0',
   default_options: [ 'warning_level=2', 'werror=false', ],
 )