chore(apple): add screenshot studio

packaging/apple/studio/build.sh

@@ -0,0 +1,61 @@
+#!/usr/bin/env bash
+# Render all (locale x screen) App Store screenshots with Typst.
+#
+#   ./build.sh                 # -> generated/<Language>/<Name>.png   (safe default)
+#   ./build.sh --publish       # -> ../<Language>/<Name>.png          (ships to App Store)
+#   LOCALES="fr de" SCREENS="share-securely" ./build.sh   # subset
+#
+# Screenshots are read from assets/shots/<locale>/<screen>.png when present
+# (pass nothing and you get the "screenshot here" placeholder).
+set -euo pipefail
+cd "$(dirname "$0")"
+
+PUBLISH=""; [[ "${1:-}" == "--publish" ]] && PUBLISH=1
+
+LOCALES=${LOCALES:-"en fr de es it nl pl pt ru"}
+SCREENS=${SCREENS:-"choose-receivers send-anywhere share-securely stay-private"}
+
+# locale code -> output folder name (matches existing packaging/apple/<Language>/)
+folder_for() { case "$1" in
+  en) echo English;; fr) echo French;; de) echo German;; es) echo Spanish;;
+  it) echo Italian;; nl) echo Dutch;; pl) echo Polish;; pt) echo Portuguese;; ru) echo Russian;;
+  *) echo "$1";; esac; }
+
+# screen id -> output file basename (matches existing filenames)
+name_for() { case "$1" in
+  choose-receivers) echo "Choose Receivers";; send-anywhere) echo "Send Anywhere";;
+  share-securely) echo "Share Securely";; stay-private) echo "Stay private";;
+  *) echo "$1";; esac; }
+
+# screen id -> device mockup mode (which mockup frames the screenshot), or empty for none
+mode_for() { case "$1" in
+  send-anywhere) echo "rotated";; choose-receivers|share-securely) echo "straight";;
+  *) echo "";; esac; }
+
+n=0
+for loc in $LOCALES; do
+  folder=$(folder_for "$loc")
+  outdir=$([[ -n "$PUBLISH" ]] && echo "../$folder" || echo "generated/$folder")
+  mkdir -p "$outdir"
+  for scr in $SCREENS; do
+    shot="assets/shots/$loc/$scr.png"
+    mode="$(mode_for "$scr")"
+
+    # Frame the screenshot into its mockup (frame.sh masks it to the real screen
+    # shape) when a capture and a mockup mode exist; regenerate if the shot is newer.
+    device_arg="none"
+    if [[ -n "$mode" && -f "$shot" ]]; then
+      device="assets/shots/$loc/$scr.device.png"
+      [[ ! -f "$device" || "$shot" -nt "$device" ]] && ./frame.sh "$mode" "$shot" "$device" >/dev/null
+      device_arg="$device"
+    fi
+
+    out="$outdir/$(name_for "$scr").png"
+    typst compile screens.typ "$out" \
+      --input locale="$loc" --input screen="$scr" --input device="$device_arg" --ppi 72
+    echo "  ✅ $out"
+    n=$((n+1))
+  done
+done
+echo ""
+echo "Done — $n screenshot(s)$([[ -n "$PUBLISH" ]] && echo ' (published)')."