adds feedback homework

basics.html

@@ -1016,7 +1016,7 @@
 
             ... create repository in GitLab ...
 
-            ... and commit changes!
+            ... commit and push changes!
 
             notes:
             - you will have problems
@@ -1035,6 +1035,17 @@
               - open issues for problems and features
               - contribute via merge requests
               - review commits and merge requests
+              - ask others to review your contributions
+          </section>
+
+          <section id="homework-feedback" data-markdown>
+            ## homework #3
+            ### feedback
+
+            https://git.idiv.de/sc/edu/git-seminar
+
+            notes:
+            - remember code of conduct, criticism and commenting rules
           </section>
         </section>