Add paper/print alternatives for off-screen learning

- Spelling: "Blank test" print button per word list (numbered lines, no words shown) for dictated paper tests
- Spelling: "Record Paper Test" form in admin to log a paper test score to the gradebook
- Gradebook: "Record Paper Score" form to log a paper quiz/assignment score for any course item
- Flashcards: "Print" button per deck generates a cut-and-fold card sheet (fronts page + backs page)
- Crossword: print now includes a second page with a filled answer key
- Lessons + Assignments: 🖨 Print button in student view generates a clean printable page
- Word lists: new "CSV file" import tab — upload a .csv with word, sentence, definition columns

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

server.js

@@ -557,6 +557,54 @@ app.patch('/api/tests/:testId/correct', requirePin, (req, res) => {
   res.json({ score: newScore, total: test.total });
 });
 
+// Record a paper spelling test (no per-word answers — score entered by parent)
+app.post('/api/paper-spelling-test', requirePin, (req, res) => {
+  const { studentId, listId, score, total, itemId, date } = req.body;
+  const s = Number(score), t = Number(total);
+  if (!studentId || !listId || isNaN(s) || isNaN(t) || t <= 0 || s < 0 || s > t) {
+    return res.status(400).json({ error: 'studentId, listId, score (0–total) and total required' });
+  }
+  const testId = db.prepare(`INSERT INTO tests (student_id, list_id, score, total, item_id) VALUES (?, ?, ?, ?, ?)`)
+    .run(studentId, listId, s, t, itemId || null).lastInsertRowid;
+
+  if (itemId) {
+    db.prepare(`
+      INSERT INTO submissions (student_id, item_id, status, score, points_possible, completed_at, graded_at)
+      VALUES (?, ?, 'graded', ?, ?, datetime('now'), datetime('now'))
+      ON CONFLICT (student_id, item_id) DO UPDATE SET
+        status = 'graded', score = excluded.score, points_possible = excluded.points_possible,
+        completed_at = datetime('now'), graded_at = datetime('now')
+    `).run(studentId, itemId, s, t);
+    db.prepare(`INSERT INTO submission_history (student_id, item_id, score, points_possible) VALUES (?, ?, ?, ?)`)
+      .run(studentId, itemId, s, t);
+    markScheduleDone.run(studentId, itemId, isDateStr(date) ? date : today());
+  }
+  res.json({ testId, score: s, total: t });
+});
+
+// Record a paper score for any gradable course item (quiz, assignment, etc.)
+app.post('/api/paper-score/:itemId', requirePin, (req, res) => {
+  const { studentId, score, total, date } = req.body;
+  const s = Number(score), t = Number(total);
+  if (!studentId || isNaN(s) || isNaN(t) || t <= 0 || s < 0 || s > t) {
+    return res.status(400).json({ error: 'studentId, score (0–total) and total required' });
+  }
+  const item = db.prepare(`SELECT id FROM items WHERE id = ?`).get(req.params.itemId);
+  if (!item) return res.status(404).json({ error: 'Item not found' });
+
+  db.prepare(`
+    INSERT INTO submissions (student_id, item_id, status, score, points_possible, completed_at, graded_at)
+    VALUES (?, ?, 'graded', ?, ?, datetime('now'), datetime('now'))
+    ON CONFLICT (student_id, item_id) DO UPDATE SET
+      status = 'graded', score = excluded.score, points_possible = excluded.points_possible,
+      completed_at = datetime('now'), graded_at = datetime('now')
+  `).run(studentId, item.id, s, t);
+  db.prepare(`INSERT INTO submission_history (student_id, item_id, score, points_possible) VALUES (?, ?, ?, ?)`)
+    .run(studentId, item.id, s, t);
+  markScheduleDone.run(studentId, item.id, isDateStr(date) ? date : today());
+  res.json({ score: s, total: t });
+});
+
 // ---------- spelling practice activity (parent view) ----------
 
 app.get('/api/spelling-activity', requirePin, (req, res) => {