Update doc

README.md

@@ -13,15 +13,31 @@ and SSH is not available, not installable or not allowed.
 
 ### Production
 
-Adjust your environment variables in .env
+Adjust your environment variables in the `.env` file
+
+    TF_VAR_gandi_key="xxxxxxxx"
+    TF_VAR_ssh_private_key="$HOME/.ssh/path/to/key"
+    TF_VAR_ssh_public_key="$HOME/.ssh/path/to/key.pub"
+    TF_VAR_domain_name="example.com"
+    ANSIBLE_HOST_KEY_CHECKING=False
+    ANSIBLE_VAULT_PASSWORD_FILE="$HOME/path/to/passphrase"
+
+And load it
+
+    source ../.env
+
+Then create the infrastructure:
 
     cd terraform/
     terraform plan
     terraform apply
+    cd ..
 
-    cd ../ansible
+And install everything:
+
+    cd ansible
     ansible-playbook -i inventories/terraform playbook.yml
-
+    cd ..
 
 ## Usage