Rotate Terce/Sext/None psalm assignments for Wed/Thu/Fri/Sat

Wednesday and Friday now carry their own distinct psalm sets (formerly
Friday's and Saturday's, respectively); Tuesday, Thursday, and Saturday
share the gradual psalm set.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01SVigobgkuEayoGdEiubBdt

src/data/hours/none-antiphons.yml

@@ -9,11 +9,11 @@ monday:
 tuesday: &gradual-none-ant
   la: "Beáti omnes."
   en: "Blessed are all they."
-wednesday: *gradual-none-ant
+wednesday:
-thursday: *gradual-none-ant
-friday:
   la: "Si vere útique justítiam loquímini."
   en: "If in very deed you speak justice."
-saturday:
+thursday: *gradual-none-ant
+friday:
   la: "Dóminus regnávit."
   en: "The Lord hath reigned."
+saturday: *gradual-none-ant

src/data/hours/sext-antiphons.yml

@@ -9,11 +9,11 @@ monday:
 tuesday: &gradual-sext-ant
   la: "Qui hábitas."
   en: "Who dwellest."
-wednesday: *gradual-sext-ant
+wednesday:
-thursday: *gradual-sext-ant
-friday:
   la: "Quid gloriáris in malítia."
   en: "Why dost thou glory in malice."
-saturday:
+thursday: *gradual-sext-ant
+friday:
   la: "Fundaménta ejus in móntibus sanctis."
   en: "The foundations thereof are in the holy mountains."
+saturday: *gradual-sext-ant

src/data/hours/terce-antiphons.yml

@@ -9,16 +9,20 @@
 # Verified against Divinum Officium (Monastic Tridentinum 1617):
 #   - sunday/monday/tuesday: clean per-annum runs with no sanctoral
 #     override (2026-08-09 Sun, 2026-08-31 Mon, 2026-10-13 Tue).
-#   - wednesday/thursday: share Tuesday's antiphon — same native psalms
+#   - tuesday/thursday/saturday: share Tuesday's antiphon — same native
-#     (119-121), confirmed identical across all three.
+#     psalms (119-121), confirmed identical across all three.
-#   - friday/saturday: these two days' psalms were editorially
+#   - wednesday/friday: these two days' psalms were editorially
 #     redistributed (see psalter-distribution.yml's long comment on
 #     'terce'), so there's no real historical antiphon for this specific
 #     grouping. Per explicit decision, each is instead derived from the
-#     opening phrase of that day's first psalm (Ps 41 for Friday, Ps 69 for
+#     opening phrase of that day's first psalm (Ps 41 for Wednesday, Ps 69
-#     Saturday) — editorial, not independently verified against the
+#     for Friday) — editorial, not independently verified against the
 #     reference engine as a real antiphon, same caveat as the
 #     redistribution itself.
+#   - Wed/Thu/Fri/Sat were rotated 2026-08-28 (Wed's psalms moved to
+#     Saturday; Thu/Fri/Sat shifted back to Wed/Thu/Fri) then Wed and Thu
+#     were swapped again the same day, per explicit correction — see git
+#     history for the prior arrangements.
 sunday:
   la: "Allelúja."
   en: "Alleluia."
@@ -28,11 +32,11 @@ monday:
 tuesday: &gradual-terce-ant
   la: "Clamávi."
   en: "I cried unto the Lord."
-wednesday: *gradual-terce-ant
+wednesday:
-thursday: *gradual-terce-ant
-friday:
   la: "Quemádmodum desíderat cervus."
   en: "As the hart panteth."
-saturday:
+thursday: *gradual-terce-ant
+friday:
   la: "Deus, in adjutórium meum inténde."
   en: "O God, come to my assistance."
+saturday: *gradual-terce-ant

src/data/psalter-distribution.yml

@@ -159,16 +159,16 @@ terce:
     - { number: 119 }
     - { number: 120 }
     - { number: 121 }
-  wednesday: *gradual-terce
+  wednesday:
-  thursday: *gradual-terce
-  friday:
     - { number: 41 }
     - { number: 45 }
     - { number: 46 }
-  saturday:
+  thursday: *gradual-terce
+  friday:
     - { number: 69 }
     - { number: 74 }
     - { number: 81 }
+  saturday: *gradual-terce
 
 sext:
   sunday:
@@ -183,16 +183,16 @@ sext:
     - { number: 122 }
     - { number: 123 }
     - { number: 124 }
-  wednesday: *gradual-sext
+  wednesday:
-  thursday: *gradual-sext
-  friday:
     - { number: 51 }
     - { number: 52 }
     - { number: 53 }
-  saturday:
+  thursday: *gradual-sext
+  friday:
     - { number: 86 }
     - { number: 92 }
     - { number: 97 }
+  saturday: *gradual-sext
 
 none:
   sunday:
@@ -207,13 +207,13 @@ none:
     - { number: 125 }
     - { number: 126 }
     - { number: 127 }
-  wednesday: *gradual-none
+  wednesday:
-  thursday: *gradual-none
-  friday:
     - { number: 57 }
     - { number: 60 }
     - { number: 61 }
-  saturday:
+  thursday: *gradual-none
+  friday:
     - { number: 98 }
     - { number: 99 }
     - { number: 100 }
+  saturday: *gradual-none