add a readme

README.md

@@ -0,0 +1,48 @@
+# www.itix.fr
+
+## How to update this website
+
+Create a new branch:
+
+```sh
+git checkout -b "$(date +%F)-update"
+```
+
+Create a new page:
+
+```sh
+hugo new speaking/my-wonderful-event.md
+vim content/speaking/my-wonderful-event.md
+```
+
+Commit your changes:
+```sh
+git add .
+git commit -m "$(date +%F) update"
+git push --set-upstream origin "$(date +%F)-update"
+```
+
+Go on [GitHub](https://github.com/nmasse-itix/www.itix.fr) and create a new pull
+request based on this new branch.
+
+Netlify will provision a dedicated instance for this new pull request. 
+The URL will be posted in a comment in the PR. 
+
+Check that the modifications are OK.
+
+Merge the pull request
+
+Delete the remote branch. 
+
+Change back to the `master` branch locally:
+
+```sh
+git checkout master
+git pull
+```
+
+Delete the old branch:
+
+```sh
+git branch -d "$(date +%F)-update"
+```