Polish movement hall interiors: clear doors and bay columns, tone floors and windows.

Document hang keep-outs and period-module fixes; leave columns fixed while packing frames into gaps.

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

server/__tests__/surrealist-interior.test.js

@@ -0,0 +1,35 @@
+/**
+ * Surrealist hall must not place a freestanding decorative door in a corner.
+ *   node --test server/__tests__/surrealist-interior.test.js
+ */
+const { describe, it } = require('node:test');
+const assert = require('node:assert/strict');
+const fs = require('node:fs');
+const path = require('node:path');
+
+const ROOT = path.join(__dirname, '..', '..');
+const DETAILS = fs.readFileSync(path.join(ROOT, 'client/src/components/hall-details/modernism.tsx'), 'utf8');
+const COURTLY = fs.readFileSync(path.join(ROOT, 'client/src/components/hall-details/courtly.tsx'), 'utf8');
+const CLASSICAL = fs.readFileSync(path.join(ROOT, 'client/src/components/hall-details/classical.tsx'), 'utf8');
+const NINETEENTH = fs.readFileSync(path.join(ROOT, 'client/src/components/hall-details/nineteenth.tsx'), 'utf8');
+
+function surrealistBlock() {
+  const start = DETAILS.indexOf('export function SurrealistDetails');
+  assert.ok(start >= 0, 'SurrealistDetails must exist');
+  const next = DETAILS.indexOf('export function ', start + 1);
+  return DETAILS.slice(start, next > start ? next : undefined);
+}
+
+describe('Surrealist interior — no corner door', () => {
+  it('does not place a freestanding door in the corner', () => {
+    const block = surrealistBlock();
+    assert.doesNotMatch(block, /door that leads nowhere|standing in the corner pocket/i);
+    assert.doesNotMatch(block, /boxGeometry args=\{\[0\.72, 2\.1/);
+    assert.doesNotMatch(block, /boxGeometry args=\{\[0\.84, 2\.24/);
+  });
+
+  it('no other period module places a freestanding corner door prop', () => {
+    const sources = [DETAILS, COURTLY, CLASSICAL, NINETEENTH].join('\n');
+    assert.doesNotMatch(sources, /door that leads nowhere|leads nowhere|false door|freestanding door/i);
+  });
+});