diff --git a/README.md b/README.md
index 1dfa6c0..6d73334 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,10 @@
+- [Summary](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/branch/1.1/README.md)
+
+# [tutorial 001] A structured file with format version
+
+[View the diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_001~1..v1.1_001)
+
+
 ## Screenshot
 
 
@@ -7,3 +14,19 @@
 ## Structure
 
 
+### firefox/00-proxy.yml
+
+
+```yml
+---
+version: 1.1
+
+```
+### Generated documentation
+
+```console
+foo@bar:~$ rougail -v 1.1 -m firefox/ -o doc -do github
+```
+
+
+- [[tutorial 002] The format version in commandline](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_002/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_002~1..v1.1_002))
diff --git a/firefox.png b/firefox.png
index 050f837..45725ac 100644
Binary files a/firefox.png and b/firefox.png differ