Import the Transfiguration's own proper Lauds/Vespers content

Live-verified against Divinum Officium (Monastic Tridentinum 1617),
2026-08-06 (fixed date). Fully proper feast: own chapter (Phil 3:20-21),
own distinct responsory/hymn/versicle at each hour ("Amor Jesu
dulcíssime" Lauds, "Quicúmque Christum quǽritis" Vespers), with real
Alleluias baked into the responsories.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_014axryJBrRswYh2niA7WCUc

src/data/propers/common/lauds-responsory-transfiguration.yml

@@ -0,0 +1,22 @@
+# Verified against Divinum Officium (Monastic Tridentinum 1617), Lauds
+# live query, 2026-08-06 -- own proper responsory. See lauds-capitulum-
+# transfiguration.yml's header.
+id: lauds-responsory-transfiguration
+text:
+  la: |
+    R.br. Gloriósus apparuísti in conspéctu Dómini, * Allelúja, allelúja.
+    ℟. Gloriósus apparuísti in conspéctu Dómini, * Allelúja, allelúja.
+    ℣. Proptérea decórem índuit te Dóminus.
+    ℟. Allelúja, allelúja.
+    ℣. Glória Patri, et Fílio, * et Spirítui Sancto.
+    ℟. Gloriósus apparuísti in conspéctu Dómini, * Allelúja, allelúja.
+  en: |
+    R.br. Thou wast manifested in thy glory in the Presence of the Lord. * Alleluia, alleluia.
+    ℟. Thou wast manifested in thy glory in the Presence of the Lord. * Alleluia, alleluia.
+    ℣. Wherefore the Lord hath clothed thee with majesty.
+    ℟. Alleluia, alleluia.
+    ℣. Glory be to the Father, and to the Son, * and to the Holy Ghost.
+    ℟. Thou wast manifested in thy glory in the Presence of the Lord. * Alleluia, alleluia.
+status:
+  la: verified
+  en: verified