Merge pull request #136 from Financial-Times/export-environment-varia…

…bles

Export environment variables if a .env file is present.

Makefile

@@ -1,6 +1,13 @@
 # Warning: Do not edit this file. Update it by running `make update-tools`.
 # It's maintained on GitHub. Submit pull requests here: https://www.github.com/Financial-Times/n-makefile
 
+# Export environment variables if a .env file is present.
+ifneq ("$(wildcard .env)","")
+sinclude .env
+export $(shell [ -f .env ] && sed 's/=.*//' .env)
+$(info Note — An .env file exists. Its contents have been exported as environment variables.)
+endif
+
 # ./node_modules/.bin on the PATH
 export PATH := ./node_modules/.bin:$(PATH)