feat: Add lastUsedAt to API keys (#7082)

* feat: Add lastUsedAt to API keys

* rename column to lastActiveAt

* switch order

app/models/ApiKey.ts

@@ -24,6 +24,12 @@ class ApiKey extends Model {
   @observable
   expiresAt?: string;
 
+  /**
+   * An optional datetime that the API key was last used at.
+   */
+  @observable
+  lastActiveAt?: string;
+
   secret: string;
 
   /**

app/scenes/Settings/components/ApiKeyListItem.tsx

@@ -27,6 +27,12 @@ const ApiKeyListItem = ({ apiKey, isCopied, onCopy }: Props) => {
       <Text type="tertiary">
         {t(`Created`)} <Time dateTime={apiKey.createdAt} addSuffix /> &middot;{" "}
       </Text>
+      {apiKey.lastActiveAt && (
+        <Text type={"tertiary"}>
+          {t("Last used")} <Time dateTime={apiKey.lastActiveAt} addSuffix />{" "}
+          &middot;{" "}
+        </Text>
+      )}
       <Text type={apiKey.isExpired ? "danger" : "tertiary"}>
         {apiKey.expiresAt
           ? dateToExpiry(apiKey.expiresAt, t, userLocale)