init the docker file for later user

https://github.com/static-web-server/static-web-server

src/components/client/shell/history.ts

@@ -0,0 +1,15 @@
+const history_list: string[] = []
+
+interface History {
+	add: (cmd: string) => void
+}
+const history = {} as History
+
+history.add = function(cmd: string) {
+	if (history_list[history_list.length-1] !== cmd) {
+		history_list.push(cmd)
+	}
+}
+
+export default history
+export { history_list }