Merge remote-tracking branch 'origin/main' into claude/service-times-module

# Conflicts:
#	README.md

README.md

@@ -365,15 +365,24 @@ below. Nothing is installed without someone clicking.
   as `Label | Message` — add `| #channel` to bind one to a channel — and up
   to eight quick emojis).
   Tile settings: avatars, timestamps, names and channel notices.
-- **Band Lineup** — the backstage stage board: everyone scheduled on the
-  band, vocal and production teams for the upcoming Planning Center plan,
-  placed into their mic slot with photo, name and mic/pack label; birthdays
-  in the service week get confetti. Guests and MCs not on the plan are pinned
-  per slot from the title bar's Edit button. Admin config: Planning Center
-  credentials, service type and plan, the teams to include, the stage slots
-  (one mic/pack label per line, in stage order), default columns, and a
-  Google Drive folder for manual photos. Tile settings: names, mic labels,
-  parallax, and the birthday confetti with its intensity.
+- **Band Lineup** — the backstage stage board: everyone on stage in their mic
+  slot with photo, name and mic/pack label, on one shared board that every
+  screen sees the same way — whoever edits it changes it everywhere, over SSE.
+  A photo library fills it: point the module at a Google Drive folder shared
+  "anyone with the link" (file name → person's name) or at a folder on the
+  ProdDash machine, and photos added or removed there follow. **Edit** in the
+  title bar opens that library — drag a photo onto a slot, drag between slots
+  to swap, rename or clear. Planning Center is optional auto-fill on top, not
+  the source of truth: **Sync** reads the upcoming plan's team members and
+  drops each into the slot matching their position, filling only slots nobody
+  placed by hand, so a guest pinned on Thursday survives Sunday's sync.
+  Birthdays in the service week (Wednesday→Tuesday) bring a gold glow and
+  raining confetti, and a Choir button adds the extra spot for the weeks there
+  is one. Admin config: Planning Center credentials, service type and plan, the
+  teams to include, the stage slots (one mic/pack label per line, in stage
+  order), default columns, and the photo folder. Tile settings: parallax,
+  names, mic labels, and birthday confetti with its intensity and a test
+  picker — columns are − / + in the title bar.
 - **Service Times** — every campus's Sunday service times, read from the
   church website and re-read on a timer, so the board follows the site when
   the times change through the year. Any service can be marked for