Real iPhone wallpaper + populated Favourites captures

- PreviewWallpaper image set: the actual iPhone wallpaper extracted from the
  iOS 26.3 sim runtime (ActionButtonSelector Display.ca, 1320x2870 native
  res, JPEG ~180 KB) — replaces the gradient backdrop in the widget mock
- -seedFavourite <substring> launch hook: pins the first matching station
  for Unleaded via the normal keychain+app-group save path, so the
  Favourites tab can be captured populated (Ring Road Service Station,
  129.9, 59.1 mi, TOP badge)
- Re-captured 2-favourites (light), 6-favourites-dark, 9-widgets-dark,
  10-widgets-light with real data
- 95/95 tests green; Release IPA rebuilt + re-served

build-pm/ModuleCache.noindex/Session.modulevalidation

@@ -1 +1 @@
-1786807715.783432: Module build session file for module cache at Path(_str: "/Users/apt/workspace/fuelboard/build-pm/ModuleCache.noindex")
+1786808620.023363: Module build session file for module cache at Path(_str: "/Users/apt/workspace/fuelboard/build-pm/ModuleCache.noindex")

build-pm/info.plist

@@ -3,7 +3,7 @@
 <plist version="1.0">
 <dict>
 	<key>LastAccessedDate</key>
-	<date>2026-08-15T15:28:33Z</date>
+	<date>2026-08-15T15:43:37Z</date>
 	<key>WorkspacePath</key>
 	<string>/Users/apt/workspace/fuelboard/FuelBoard.xcodeproj</string>
 </dict>