New storm artist repository, WIP

persistence/storm/storm.go

@@ -0,0 +1,23 @@
+package storm
+
+import (
+	"sync"
+
+	"github.com/asdine/storm"
+)
+
+var (
+	_dbInstance *storm.DB
+	once        sync.Once
+)
+
+func Db() *storm.DB {
+	once.Do(func() {
+		instance, err := storm.Open("./storm.db")
+		if err != nil {
+			panic(err)
+		}
+		_dbInstance = instance
+	})
+	return _dbInstance
+}