feat(gl): scaffold general ledger grpc service

interface/grpc/health_test.go

@@ -0,0 +1,19 @@
+package grpcadapter
+
+import (
+	"context"
+	"testing"
+
+	"gl/application/health"
+	basev1 "gl/gen/base/v1"
+)
+
+func TestHealth(t *testing.T) {
+	response, err := NewHealthHandler(health.NewService(nil)).Health(context.Background(), &basev1.Empty{})
+	if err != nil {
+		t.Fatal(err)
+	}
+	if !response.Serving || response.DatabaseReady {
+		t.Fatalf("unexpected response: %+v", response)
+	}
+}