Add codecov target too

Makefile

@@ -1,10 +1,11 @@
 default: test
+.PHONY: test docopt kcov codecov
 
 test:
 	@docker run \
 		-it \
 		--rm \
-		-v "$(pwd):/workdir" \
+		-v $$(pwd):/workdir \
 		docker:dind \
 		apk add bats && bats test.bats
 
@@ -16,7 +17,15 @@ docopt:
 	fi
 	.venv/bin/docopt.sh abra
 
-coverage:
-	@kcov coverage kcov
+kcov:
+	@docker run \
+		-it \
+		--rm \
+		-v $$(pwd):/workdir \
+		kcov/kcov:latest \
+		kcov /workdir/coverage /workdir/abra || true
 
-.PHONY: test docopt coverage
+codecov: SHELL:=/bin/bash
+codecov:
+	@bash <(curl -s https://codecov.io/bash) \
+		-s coverage -t $$(pass show hosts/swarm.autonomic.zone/drone/codecov/token)