Add lefthook for handling git hooks

Makefile

@@ -37,6 +37,10 @@ setup: Jamstash-master
 	@which goreman    || (echo "Installing Goreman"  && GO111MODULE=off go get -u github.com/mattn/goreman)
 	@which ginkgo     || (echo "Installing Ginkgo"   && GO111MODULE=off go get -u github.com/onsi/ginkgo/ginkgo)
 	@which goose      || (echo "Installing Goose"    && GO111MODULE=off go get -u github.com/pressly/goose/cmd/goose)
+	@which lefthook   || (echo "Installing Lefthook" && GO111MODULE=off go get -u github.com/Arkweid/lefthook)
+	@lefthook install
+	@lefthook add pre-commit
+	@lefthook add pre-push
 	go mod download
 	@(cd ./ui && npm ci)
 .PHONY: setup

lefthook.yml

@@ -0,0 +1,13 @@
+pre-push:
+  commands:
+    unit-tests:
+      tags: tests
+      run: go test ./...
+
+pre-commit:
+  parallel: false
+  commands:
+    gofmt:
+      tags: style
+      glob: "*.go"
+      run: gofmt -w {staged_files}