Organize backend into product executable and shared Go modules

backend/shared/database/repository/cursor.go

@@ -0,0 +1,19 @@
+package repository
+
+import (
+	"git.sendico.io/tech/sxchnge/shared/database/repository/builder"
+	sharedmodel "git.sendico.io/tech/sxchnge/shared/model"
+)
+
+// ApplyCursor adds pagination and archival filters to the provided query.
+func ApplyCursor(query builder.Query, cursor *sharedmodel.ViewCursor) builder.Query {
+	if cursor == nil {
+		return query
+	}
+
+	query = query.Limit(cursor.Limit)
+	query = query.Offset(cursor.Offset)
+	query = query.Archived(cursor.IsArchived)
+
+	return query
+}