chore: add icon in .idea (#5259)

Signed-off-by: Gallardot <gallardot@apache.org>

.gitignore

@@ -136,6 +136,7 @@ web/.vscode/settings.json
 # Intellij IDEA Files
 .idea/*
 !.idea/vcs.xml
+!.idea/icon.png
 .ideaDataSources/
 
 api/.env