Add influence rework, image checkup, debug mode, and fetched paintings.

Support artist and movement influence links with web discovery, a developer checkup table with gallery/detail thumbnails, and debug image search with fix-it workflow.

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

scripts/art-influences-data.js

@@ -409,10 +409,23 @@ module.exports = [
     source: 'The Story of Art',
   },
   {
-    work: { artist: 'Pablo Picasso', title: 'Les Demoiselles d\'Avignon' },
-    influencedBy: { artist: 'Henri Matisse', title: 'The Dance' },
-    notes: 'Picasso\'s Demoiselles responded to Matisse\'s Fauve primitivism with Iberian and African formal violence.',
-    aspects: 'primitivism, mask-like faces, color, rivalry',
+    work: { artist: 'Pablo Picasso', title: 'Les Demoiselles d\'Avignon', year: 1907 },
+    influencedBy: [
+      { type: 'painting', artist: 'Henri Matisse', title: 'The Dance' },
+      { type: 'painting', artist: 'Paul Cézanne', title: 'The Bathers' },
+      {
+        type: 'artist',
+        artist: 'Paul Cézanne',
+        period: { duringCreation: true },
+      },
+      {
+        type: 'movement',
+        movement: 'Fauvism',
+        period: { start: 1905, end: 1907, note: 'Paris avant-garde rivalry with Matisse' },
+      },
+    ],
+    notes: 'Picasso\'s Demoiselles responded to Fauve primitivism while absorbing Cézanne\'s structural bathers and Iberian/African mask forms.',
+    aspects: 'primitivism, mask-like faces, structure, rivalry',
     source_author: 'E. H. Gombrich',
     source: 'The Story of Art',
   },