style(13-03): apply Prettier formatting across repo

Mechanical reformat — no logic changes. 398 files changed, 19125
insertions(+), 16457 deletions(-). Prettier 3.8.4 with .prettierrc
(singleQuote:true, semi:true, tabWidth:2, trailingComma:all,
printWidth:100). Isolated per D-13-08 for reviewability.

apps/pwa/src/components/InstructionSheet.tsx

@@ -7,13 +7,15 @@
  * Security: T-05-24 — all copy is plain-text JSX children, no dangerouslySetInnerHTML.
  */
 
-import { X } from 'lucide-react'
+import { X } from 'lucide-react';
 
 // ── OS detection ──────────────────────────────────────────────────────────
 
 function isIOS(): boolean {
-  return /iPad|iPhone|iPod/.test(navigator.userAgent) &&
+  return (
+    /iPad|iPhone|iPod/.test(navigator.userAgent) &&
     !(window as unknown as { MSStream?: unknown }).MSStream
+  );
 }
 
 // ── Instruction steps ────────────────────────────────────────────────────
@@ -23,24 +25,24 @@ const IOS_STEPS = [
   'Scroll down and tap Safari',
   'Tap Notifications',
   'Allow notifications for FamilySync',
-]
+];
 
 const ANDROID_STEPS = [
   'Open your browser (Chrome or Edge) on your phone',
   'Tap the three-dot menu → Settings',
   'Tap Site Settings → Notifications',
   'Find FamilySync and tap Allow',
-]
+];
 
 // ── Instruction sheet ────────────────────────────────────────────────────
 
 interface InstructionSheetProps {
-  onClose: () => void
+  onClose: () => void;
 }
 
 export function InstructionSheet({ onClose }: InstructionSheetProps) {
-  const steps = isIOS() ? IOS_STEPS : ANDROID_STEPS
-  const platform = isIOS() ? 'iOS' : 'Android'
+  const steps = isIOS() ? IOS_STEPS : ANDROID_STEPS;
+  const platform = isIOS() ? 'iOS' : 'Android';
 
   return (
     <div
@@ -57,7 +59,7 @@ export function InstructionSheet({ onClose }: InstructionSheetProps) {
         zIndex: 1000,
       }}
       onClick={(e) => {
-        if (e.target === e.currentTarget) onClose()
+        if (e.target === e.currentTarget) onClose();
       }}
     >
       <div
@@ -185,5 +187,5 @@ export function InstructionSheet({ onClose }: InstructionSheetProps) {
         </button>
       </div>
     </div>
-  )
+  );
 }