Improve movement flow layout/animation and fix Byzantine hall doors, styles, and preload.

Co-authored-by: Cursor <cursoragent@cursor.com>

server/image-service.js

@@ -160,17 +160,9 @@ async function syncPaintingFromDisk(row) {
 }
 
 /** Fast preload: link local files only, no external API calls; regenerate missing thumbs from full files. */
-async function preloadArtistImagesLocal(artistId) {
-  const rows = await pool.query(
-    `SELECT p.id, p.title, p.image_path, p.thumbnail_path, a.name AS artist_name
-     FROM paintings p
-     JOIN artists a ON a.id = p.artist_id
-     WHERE p.artist_id = $1`,
-    [artistId]
-  );
-
+async function preloadPaintingImageRows(rows) {
   let linked = 0;
-  for (const row of rows.rows) {
+  for (const row of rows) {
     const hasFull = localFileExists(row.image_path);
     const hasThumb = localFileExists(row.thumbnail_path) && isPaintingThumbRel(row.thumbnail_path);
     if (hasFull && hasThumb) {
@@ -188,7 +180,29 @@ async function preloadArtistImagesLocal(artistId) {
     }
   }
 
-  return { fetched: linked, total: rows.rows.length };
+  return { fetched: linked, total: rows.length };
+}
+
+async function preloadArtistImagesLocal(artistId) {
+  const rows = await pool.query(
+    `SELECT p.id, p.title, p.image_path, p.thumbnail_path, a.name AS artist_name
+     FROM paintings p
+     JOIN artists a ON a.id = p.artist_id
+     WHERE p.artist_id = $1`,
+    [artistId]
+  );
+  return preloadPaintingImageRows(rows.rows);
+}
+
+async function preloadMovementImagesLocal(movementId) {
+  const rows = await pool.query(
+    `SELECT p.id, p.title, p.image_path, p.thumbnail_path, a.name AS artist_name
+     FROM paintings p
+     JOIN artists a ON a.id = p.artist_id
+     WHERE a.movement_id = $1`,
+    [movementId]
+  );
+  return preloadPaintingImageRows(rows.rows);
 }
 
 async function ensurePaintingImages(paintingId, size = 'thumb') {
@@ -613,6 +627,7 @@ async function replaceArtistPortraitFromUrl(artistId, imageUrl, context = {}) {
 module.exports = {
   ensurePaintingImages,
   preloadArtistImagesLocal,
+  preloadMovementImagesLocal,
   replacePaintingImageFromUrl,
   replaceArtistPortraitFromUrl,
   clearPaintingImage,