Add missing files

src/interfaces/utils.tsx

@@ -0,0 +1,8 @@
+/**
+ * A Generic dictionary with the value of a specific type.
+ *
+ * Keys _must_ be strings.
+ */
+export interface Dictionary<T> {
+    [Key: string]: T;
+}

src/types/Account.tsx

@@ -14,6 +14,7 @@ export type Account = {
     followers_count: number;
     following_count: number;
     statuses_count: number;
+    last_status_at: string;
     note: string;
     url: string;
     avatar: string;

src/types/History.tsx

@@ -0,0 +1,5 @@
+export type History = {
+    day: string;
+    uses: number;
+    accounts: number;
+};

src/types/Tag.tsx

@@ -1,4 +1,7 @@
+import { History } from "./History";
+
 export type Tag = {
     name: string;
     url: string;
+    history?: [History];
 };