propers: add October's collect text

7 collects. Also moves two pre-existing tests' dates off Oct 4-5, which
now carry real sanctoral content (St. Francis, Ss. Placid and
Companions) that changes their governing behavior -- same class of
collision as previous months.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

tests/calendar/october-sanctoral.test.ts

@@ -0,0 +1,89 @@
+import { describe, expect, it } from 'vitest';
+import { resolveDay } from '../../src/calendar';
+import { getDayCollect } from '../../src/hours/resolve-common';
+
+// Clean per-annum years for these dates (no Sunday collision) — see
+// data/calendar/saints/*.yml for per-saint source detail.
+describe('October sanctoral pull (first pass)', () => {
+  it('a monastic-calendar-specific addition (Ss. Placid and Companions, St. Benedict\'s own disciple) wins outright at Duplex II. classis', () => {
+    const day = resolveDay('2026-10-05');
+    expect(day.winner).toEqual({
+      kind: 'sanctoral',
+      id: 'ss-placid-and-companions',
+      name: 'Ss. Placid and Companions, Martyrs',
+      rank: 'duplex-2-classis',
+    });
+    expect(day.commemorations).toEqual([]);
+  });
+
+  it('a monastic-calendar-specific reassignment (St. Justina) displaces what the base Tridentine table gives to St. Marcus, Pope', () => {
+    const day = resolveDay('2025-10-07');
+    expect(day.winner).toEqual({
+      kind: 'sanctoral',
+      id: 'st-justina',
+      name: 'St. Justina, Virgin and Martyr',
+      rank: 'duplex',
+    });
+    expect(day.commemorations).toEqual([
+      { kind: 'sanctoral', id: 'st-marcus', name: 'St. Marcus, Pope and Confessor', rank: 'simplex' },
+    ]);
+  });
+
+  it('St. Gall, a monastic-calendar-specific addition, wins outright at Duplex, alone', () => {
+    const day = resolveDay('2025-10-16');
+    expect(day.winner).toEqual({
+      kind: 'sanctoral',
+      id: 'st-gall',
+      name: 'St. Gall, Abbot',
+      rank: 'duplex',
+    });
+    expect(day.commemorations).toEqual([]);
+  });
+
+  it('St. Luke wins outright at Duplex II. classis with a real proper collect, alone', () => {
+    const day = resolveDay('2025-10-18');
+    expect(day.winner).toEqual({
+      kind: 'sanctoral',
+      id: 'st-luke',
+      name: 'St. Luke, Evangelist',
+      rank: 'duplex-2-classis',
+    });
+    expect(getDayCollect(day).status.en).toBe('verified');
+  });
+
+  it('Ss. Simon and Jude win outright at Duplex II. classis with a real proper collect, distinct from their own Vigil the day before', () => {
+    const vigil = resolveDay('2025-10-27');
+    const day = resolveDay('2025-10-28');
+    expect(vigil.winner).toEqual({
+      kind: 'sanctoral',
+      id: 'vigil-of-ss-simon-and-jude',
+      name: 'Vigil of Ss. Simon and Jude',
+      rank: 'vigil',
+    });
+    expect(day.winner).toEqual({
+      kind: 'sanctoral',
+      id: 'ss-simon-and-jude',
+      name: 'Ss. Simon and Jude, Apostles',
+      rank: 'duplex-2-classis',
+    });
+    expect(getDayCollect(day).status.en).toBe('verified');
+  });
+
+  it('the Vigil of All Saints resolves distinctly from All Saints itself the next day', () => {
+    const vigil = resolveDay('2025-10-31');
+    const day = resolveDay('2025-11-01');
+    expect(vigil.winner).toEqual({
+      kind: 'sanctoral',
+      id: 'vigil-of-all-saints',
+      name: 'Vigil of All Saints',
+      rank: 'vigil',
+    });
+    expect(getDayCollect(vigil).status.en).toBe('verified');
+    expect(day.winner).toEqual({
+      kind: 'sanctoral',
+      id: 'all-saints',
+      name: 'All Saints',
+      rank: 'duplex-1-classis',
+    });
+  });
+});

tests/calendar/weekday.test.ts

@@ -37,9 +37,12 @@ describe('resolveDay', () => {
     // winning by the Vigil of St. Lawrence, itself impeded by the Sunday
     // and transferred away — see tests/calendar/transfer.test.ts, and
     // confirmed against the live reference engine, which shows the same
-    // commemoration despite the vigil's own absence that day).
-    const day = resolveDay('2026-10-04');
-    expect(day.date).toBe('2026-10-04');
+    // commemoration despite the vigil's own absence that day). Also not
+    // 2026-10-04 (moved here from there): since the October pull, that
+    // date is St. Francis's own day (Duplex), which wins outright even on
+    // an ordinary Sunday.
+    const day = resolveDay('2026-11-15');
+    expect(day.date).toBe('2026-11-15');
     expect(day.weekday).toBe('sunday');
     expect(day.winner.kind).toBe('temporal');
     expect(day.commemorations).toEqual([]);