fix(ui): crop sidebar photo tiles

src/server/request-handler.ts

@@ -523,8 +523,8 @@ function htmlPage(): string {
       .photo img {
         width: 100%;
         height: 100%;
-        object-fit: contain;
-        background: var(--timeline-surface-strong);
+        object-fit: cover;
+        object-position: center center;
         border-radius: 0;
         display: block;
       }