Well this doesnt work yet, and is likely not the correct way, this needs more thought put into it, probably a complete rewrite is advisable because bringing this into a shape where it could have multiple Providers is hard

internal/database/chapter.go

@@ -0,0 +1,11 @@
+package database
+
+type Chapter struct {
+	Id                 int
+	Manga              *Manga
+	InternalIdentifier string
+	Url                string
+	Name               string
+	Number             int
+	TimeStampUnix      int64
+}