Creation and update dates visible for images and scenes (#2145)

* Exposed created_at and updated_at dates on the detail panels for images and scenes
* Add fields to gallery page
* Internationalisation

Co-authored-by: WithoutPants <53250216+WithoutPants@users.noreply.github.com>

ui/v2.5/src/components/Images/ImageDetails/ImageDetailPanel.tsx

@@ -6,12 +6,15 @@ import { TagLink, TruncatedText } from "src/components/Shared";
 import { PerformerCard } from "src/components/Performers/PerformerCard";
 import { RatingStars } from "src/components/Scenes/SceneDetails/RatingStars";
 import { sortPerformers } from "src/core/performers";
+import { FormattedMessage, useIntl } from "react-intl";
 
 interface IImageDetailProps {
   image: GQL.ImageDataFragment;
 }
 
 export const ImageDetailPanel: React.FC<IImageDetailProps> = (props) => {
+  const intl = useIntl();
+
   function renderTags() {
     if (props.image.tags.length === 0) return;
     const tags = props.image.tags.map((tag) => (
@@ -91,6 +94,19 @@ export const ImageDetailPanel: React.FC<IImageDetailProps> = (props) => {
           ) : (
             ""
           )}
+          {
+            <h6>
+              {" "}
+              <FormattedMessage id="created_at" />:{" "}
+              {TextUtils.formatDate(intl, props.image.created_at)}{" "}
+            </h6>
+          }
+          {
+            <h6>
+              <FormattedMessage id="updated_at" />:{" "}
+              {TextUtils.formatDate(intl, props.image.updated_at)}{" "}
+            </h6>
+          }
         </div>
         {props.image.studio && (
           <div className="col-3 d-xl-none">