Make .env file in template autoenv compatible

{{ cookiecutter.repo_name }}/.env

@@ -3,10 +3,17 @@
 #   `src/script.py`
 #   ----------------------------------------------------------------
 #    import dotenv
+#    import os
 #
 #    project_dir = os.path.join(os.path.dirname(__file__), os.pardir)
 #    dotenv_path = os.path.join(project_dir, '.env')
 #    dotenv.load_dotenv(dotenv_path)
+#
+#    DATABASE_PASSWORD = os.getenv("DATABASE_PASSWORD")
 #   ----------------------------------------------------------------
 #
-# DO NOT ADD THIS FILE TO VERSION CONTROL!
+# DO NOT ADD THIS FILE TO VERSION CONTROL IF YOU ADD SECRETS TO IT
+
+PROJECT_NAME={{ cookiecutter.repo_name }}
+
+if [[ "`dirname "${BASH_SOURCE}"`" == "`pwd`" && -z "`echo $VIRTUAL_ENV | grep $PROJECT_NAME`" ]]; then workon $PROJECT_NAME; fi