Add production deployment, photorealistic movement walls, and fix duplicate influence links.

Configure hosting for gallery.mysuperlab.netcraze.pro and LAN access, enhance movement gallery textures with period-appropriate painted materials, dedupe influenced-by API responses via painting_influence_sources, and refresh several painting image files.

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

deploy/gallery.service

@@ -0,0 +1,22 @@
+# systemd unit — adjust User, WorkingDirectory, and EnvironmentFile paths.
+# Install:
+#   sudo cp deploy/gallery.service /etc/systemd/system/gallery.service
+#   sudo systemctl daemon-reload
+#   sudo systemctl enable --now gallery
+
+[Unit]
+Description=Art Gallery (Node.js)
+After=network.target
+
+[Service]
+Type=simple
+User=gallery
+WorkingDirectory=/opt/Art-gallery
+Environment=NODE_ENV=production
+EnvironmentFile=/opt/Art-gallery/.env
+ExecStart=/usr/bin/node server/index.js
+Restart=on-failure
+RestartSec=5
+
+[Install]
+WantedBy=multi-user.target