Initial commit

web/models/history.ts

@@ -0,0 +1,11 @@
+export type History = {
+  id: string
+  source: string
+  target: string
+}
+export type HistoryResponse = {
+  histories: History[]
+}
+
+export const fetchHistories = (url: string) =>
+  fetch(url).then<HistoryResponse>(r => r.json())