Prepare v0.4 release and open source docs

scripts/make-tiny-archives.sh

@@ -0,0 +1,64 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+source "$ROOT_DIR/scripts/release-version.sh"
+
+APP_NAME="I Hate PDFs"
+DIST_DIR="$ROOT_DIR/dist"
+STAGING_DIR="$DIST_DIR/tiny"
+ARCHS_TO_BUILD="${ARCHS_TO_BUILD:-arm64 x86_64}"
+
+if ! command -v xz >/dev/null 2>&1; then
+  echo "xz is required to build size-gated tiny archives with architecture filters." >&2
+  exit 1
+fi
+
+rm -rf "$STAGING_DIR"
+mkdir -p "$STAGING_DIR"
+
+compression_args_for_arch() {
+  local arch="$1"
+
+  if [[ -n "${XZ_OPT:-}" ]]; then
+    # Preserve explicit caller overrides.
+    echo "$XZ_OPT"
+    return
+  fi
+
+  case "$arch" in
+    arm64)
+      echo "--arm64 --lzma2=preset=9e"
+      ;;
+    x86_64)
+      echo "--x86 --lzma2=preset=9e"
+      ;;
+    *)
+      echo "--lzma2=preset=9e"
+      ;;
+  esac
+}
+
+for ARCH in $ARCHS_TO_BUILD; do
+  APP_DIR="$STAGING_DIR/$ARCH/$APP_NAME.app"
+  ARCHIVE_PATH="$DIST_DIR/IHatePDFs-v$RELEASE_VERSION-macos-$ARCH.tar.xz"
+
+  rm -f "$ARCHIVE_PATH"
+  mkdir -p "$(dirname "$APP_DIR")"
+
+  ARCHS="$ARCH" \
+    SIZE_OPTIMIZED=1 \
+    ICON_MAX_SIZE="${ICON_MAX_SIZE:-32}" \
+    APP_VERSION="$APP_VERSION" \
+    BUILD_NUMBER="$BUILD_NUMBER" \
+    APP_DIR="$APP_DIR" \
+    "$ROOT_DIR/scripts/build-app.sh"
+
+  read -r -a XZ_ARGS <<< "$(compression_args_for_arch "$ARCH")"
+  COPYFILE_DISABLE=1 tar -C "$(dirname "$APP_DIR")" -cf - "$APP_NAME.app" \
+    | env XZ_OPT= xz "${XZ_ARGS[@]}" -c > "$ARCHIVE_PATH"
+
+  echo "Created $ARCHIVE_PATH"
+done
+
+"$ROOT_DIR/scripts/verify-release-size.sh"