diff --git a/.env b/.env
new file mode 100644
index 0000000000000000000000000000000000000000..3f745b8989b3d3807e8bb12e8d1da149f080df98
--- /dev/null
+++ b/.env
@@ -0,0 +1 @@
+FLASK_ENV=development
diff --git a/.gitignore b/.gitignore
index 02410a741ccae342534b41e24dc94791548b36e9..30f0e05e896f8273ad7e982e67bbbace82ca86d9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,5 +5,8 @@ pyvenv.cfg
 __pycache__
 meta.crt
 meta.key
+hsm.crt
+hsm.der
 *.xml
 mdserver.yaml
+mdproxy.yaml
diff --git a/requirements.txt b/requirements.txt
index b43dcbcd8f02c90307f745679af6e88e295cfcc5..7ce540a97799235321c32e5eee78f065c1139c5d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,4 @@
+python-dotenv
 lxml
 signxml
 flask