a few more explanations in the README

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>

Author: dirkhh

README.md

@@ -5,3 +5,10 @@ sure we get better announcements and to make it easier for people to
 translate those announcements.
 
 For now this is very much work in progress...
+
+Things to note:
+
+- posts go into the `_posts` folder in each language folder, so for example `de/_posts`
+- pages go into the language folder, with the exception of the English pages which are in the root folder
+- we have a convenient reusable block for downloading binaries at `_includes/desktop-release-bottom.MD` which uses the {{page.version}} tag from the front matter of the page that includes it - this one I decided to translate inside a single file instead of having multiple versions
+- it's easy to test this locally - https://help.github.com/en/github/working-with-github-pages/testing-your-github-pages-site-locally-with-jekyll