feat(kotlin-compose): design system + 33 components + gallery_kt + e2e android emulator + scaffolder fixes

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

bash/functions/infra/android_push.sh

@@ -0,0 +1,32 @@
+#!/usr/bin/env bash
+# android_push — Push file/dir from WSL to Android device via adb push.
+set -euo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+# shellcheck source=adb_wsl.sh
+source "$SCRIPT_DIR/adb_wsl.sh"
+
+android_push() {
+    local serial local_path remote_path win_local
+
+    adb_pick_serial "$@" || exit 3
+    local serial="$ADB_PICK_SERIAL"
+    set -- "${ADB_PICK_REST[@]}"
+
+    local_path="${1:?android_push: local_path required}"
+    remote_path="${2:?android_push: remote_path required}"
+
+    if [[ ! -e "$local_path" ]]; then
+        echo "android_push: '$local_path' not found." >&2
+        return 1
+    fi
+
+    win_local=$(adb_wsl_to_win "$local_path")
+
+    adb_s "$serial" push "$win_local" "$remote_path"
+    echo "pushed: $local_path → $remote_path on $serial"
+}
+
+if [[ "${BASH_SOURCE[0]}" == "${0}" ]]; then
+    android_push "$@"
+fi