refactor: move task components to components/task/

src/store/task.ts

@@ -1,4 +1,5 @@
 import { ref } from "vue"
+import { useStorage } from "@vueuse/core"
 import { TASK_TYPE } from "../utils/const"
 
 const currentTask = window.location.pathname.startsWith("/challenge")
@@ -7,4 +8,4 @@ const currentTask = window.location.pathname.startsWith("/challenge")
 
 export const taskTab = ref(currentTask)
 export const taskId = ref(0)
-export const challengeDisplay = ref(0)
+export const challengeDisplay = useStorage("challenge-display", 0)