Implement basic configuration and storage structure

internal/storage/storage.go

@@ -0,0 +1,14 @@
+package storage
+
+import (
+	"github.com/Lukaesebrot/pasty/internal/pastes"
+	"github.com/bwmarrin/snowflake"
+)
+
+// Storage represents a storage type
+type Storage interface {
+	initialize() error
+	get(id snowflake.ID) (*pastes.Paste, error)
+	save(paste *pastes.Paste) error
+	delete(id snowflake.ID) error
+}