rewrote the Anime.svelte to move out helper functions and clean up code

frontend/src/helperTypes/StatusTypes.ts

@@ -0,0 +1,8 @@
+export type StatusOptions = StatusOption[]
+
+export type StatusOption = {
+    id: number,
+    aniList: string,
+    mal: string,
+    simkl: string,
+}

frontend/src/helperTypes/TableTypes.ts

@@ -0,0 +1,13 @@
+export type TableItems = TableItem[]
+
+export type TableItem = {
+    id: number
+    service: string
+    progress: number
+    status: string
+    startedAt: string
+    completedAt: string
+    score: number
+    repeat: number
+    notes: string
+}