final touches

README.md

@@ -1,3 +1,8 @@
-Gradebook
+<img align="left" style="vertical-align: middle;" width="160" height="160" src="https://raw.githubusercontent.com/leolost2605/Gradebook/main/data/128.svg">
 
-Grades tracker for pupils and students.
+# Gradebook
+Keep track of your grades
+<br>
+
+<p align="center"><img alt="The main view page of Gradebook" src="https://raw.githubusercontent.com/leolost2605/Gradebook/main/data/screenshot-main.png"/></p>
+<p align="center"><a href='https://flathub.org/apps/io.githib.leolost2605.gradebook'><img width='260' alt='Download Gradebook on Flathub' src='https://dl.flathub.org/assets/badges/flathub-badge-en.png'/></a></p>

data/io.github.leolost2605.gradebook.metainfo.xml

@@ -20,11 +20,19 @@
   <screenshots>
     <screenshot type="default">
       <caption>The start page of the app</caption>
-      <image>https://raw.githubusercontent.com/leolost2605/Gradebook/1fbefa95eb502e44567d82b6db146e1fb9c0e3e8/data/start.png</image>
+      <image>https://raw.githubusercontent.com/leolost2605/Gradebook/main/data/screenshot-empty.png</image>
     </screenshot>
     <screenshot>
-      <caption>Example for a subject with its grades</caption>
-      <image>https://raw.githubusercontent.com/leolost2605/Gradebook/b4e4053b1afc01835b61a70158902eb03cca4a70/data/subject.png</image>
+      <caption>Example for a subject</caption>
+      <image>https://raw.githubusercontent.com/leolost2605/Gradebook/main/data/screenshot-main.png</image>
+    </screenshot>
+     <screenshot>
+      <caption>Menu for the addition of a subject</caption>
+      <image>https://raw.githubusercontent.com/leolost2605/Gradebook/main/data/screenshot-newsubject.png</image>
+    </screenshot>
+     <screenshot>
+      <caption>Gradebook showing its adaptive mode</caption>
+      <image>https://raw.githubusercontent.com/leolost2605/Gradebook/main/data/screenshot-small.png</image>
     </screenshot>
   </screenshots>