Add documentation

[github/wallabag/wallabag.git] / docs / en / user / installation.rst

diff --git a/docs/en/user/installation.rst b/docs/en/user/installation.rst
index 99dc0a7672110a78a524a9bdb291349456467daa..28da67b7e15f0ab968af4a2200473afffeebf906 100644 (file)
--- a/docs/en/user/installation.rst
+++ b/docs/en/user/installation.rst
@@ -4,7 +4,7 @@ Install wallabag
 Requirements
 ------------
 
-wallabag is compatible with php >= 5.5
+wallabag is compatible with php >= 5.5, including php 7.
 
 You'll need the following extensions for wallabag to work. Some of these may already activated in your version of php, so you may not have to install all corresponding packages.
 
@@ -62,6 +62,11 @@ To start php's build-in server and test if everything did install correctly, you
 
 And access wallabag at http://yourserverip:8000
 
+.. note::
+
+    To define parameters with environment variables, you have to set these variables with ``SYMFONY__`` prefix. For example, ``SYMFONY__DATABASE_DRIVER``. You can have a look to the  `Symfony documentation
+<http://symfony.com/doc/current/cookbook/configuration/external_parameters.html>`__.
+
 Installing on Apache
 --------------------