#!/usr/bin/env bash## Builds a .deb package as part of the bundling process.## Required environment variables:#   - WORKSPACE_ROOT_DIR: The root directory of the Cargo workspace.#   - DIST_DIR: A temporary directory we can use for staging files as we build the package.#   - OUT_DIR: The directory into which we should place the final package.#   - CARGO_TARGET_OUTPUT_DIR: The cargo target directory containing build output.#   - RELEASE_CHANNEL: The release channel we're bundling (e.g.: "dev").#   - BUNDLE_ID: The app ID for the bundle (e.g.: "dev.warp.WarpDev").#   - EXECUTABLE_PATH: The path to the compiled executable we want to install.#   - BINARY_NAME: The name that the compiled executable should have on the target machine.#   - ARTIFACT: Which artifact to build: app or cli. set -e # Extract channel suffix from BINARY_NAMEif [ "$ARTIFACT" = "cli" ]; then  CHANNEL_SUFFIX="${BINARY_NAME#oz}"else  CHANNEL_SUFFIX="${BINARY_NAME#warp}"fiREPO_NAME="warpdotdev$CHANNEL_SUFFIX" # On Linux, we keep the `-stable` suffix for stable to avoid package conflicts.# The binary name is still `oz`, and the repo name is still `warpdotdev`.if [ "$ARTIFACT" = "cli" -a "$RELEASE_CHANNEL" = "stable" ]; then  CHANNEL_SUFFIX="-stable"fi case "$ARTIFACT" in  app)    PACKAGE_NAME="warp-terminal$CHANNEL_SUFFIX"    ;;  cli)    PACKAGE_NAME="oz$CHANNEL_SUFFIX"    ;;  *)    echo "::error ::Unknown ARTIFACT: $ARTIFACT (expected 'app' or 'cli')"    exit 1    ;;esacTEMPLATE_DIR="$WORKSPACE_ROOT_DIR/resources/linux/debian/$ARTIFACT" # Add a simple test to make sure we're generating the appropriate repository# name for the stable channel.if [ "$RELEASE_CHANNEL" = "stable" ]; then  if [ "$REPO_NAME" != "warpdotdev" ]; then    echo "::error ::Unexpected repo name for $RELEASE_CHANNEL channel: $REPO_NAME (expected \"warpdotdev\")"    exit 1  fifi BUILD_ARCH="${BUILD_ARCH:-$(uname -m)}"if [ "$BUILD_ARCH" = "aarch64" ]; then  ARCH="arm64"else  ARCH="amd64"fi FULL_PACKAGE_NAME="$PACKAGE_NAME-$ARCH"PKGDIR="$DIST_DIR/debpkg/$FULL_PACKAGE_NAME" cleanup() {  # Delete the AppDir that was used as a staging area during the bundling  # process.  if [ -d "$PKGDIR" ]; then    rm -rf "$PKGDIR"  fi} # Run cleanup() when the script terminates (whether it succeeded or failed).trap cleanup EXIT # Construct a directory that contains all of the output data.rm -rf "$PKGDIR"mkdir -p "$PKGDIR" # Populate the directory with the package contents, in the appropriate# locations.OPT_DIR="/opt/warpdotdev/$PACKAGE_NAME"source "$WORKSPACE_ROOT_DIR/script/linux/bundle_install" "$PKGDIR" # Move the Debian-specific package metadata into the package directory.DEBIAN_DIR="$PKGDIR/DEBIAN"VERSION="$(echo "$GIT_RELEASE_TAG" | sed -E "s/^v//; s/([a-z]+)_/\1./")"mkdir "$DEBIAN_DIR"sed \    "s#@@CHANNEL_SUFFIX@@#$CHANNEL_SUFFIX#g; s#@@VERSION@@#$VERSION#g; s#@@ARCH@@#$ARCH#g" \    < "$TEMPLATE_DIR/control.template" \    > "$DEBIAN_DIR/control"sed \    "s#@@CHANNEL_SUFFIX@@#$CHANNEL_SUFFIX#g; s#@@BINARY_NAME@@#$BINARY_NAME#g; s#@@OPTDIR@@#$OPT_DIR#g; s#@@REPO_NAME@@#$REPO_NAME#g; s#@@CHANNEL@@#$RELEASE_CHANNEL#g; s#@@ARCH@@#$ARCH#g" \    < "$TEMPLATE_DIR/postinst.template" \    > "$DEBIAN_DIR/postinst"sed \    "s#@@REPO_NAME@@#$REPO_NAME#g; s#@@CHANNEL@@#$RELEASE_CHANNEL#g; s#@@ARCH@@#$ARCH#g" \    < "$WORKSPACE_ROOT_DIR/resources/linux/debian/common/postinst.repo.template" \    >> "$DEBIAN_DIR/postinst"sed \    "s#@@CHANNEL_SUFFIX@@#$CHANNEL_SUFFIX#g; s#@@OPTDIR@@#$OPT_DIR#g; s#@@REPO_NAME@@#$REPO_NAME#g" \    < "$TEMPLATE_DIR/postrm.template" \    > "$DEBIAN_DIR/postrm"sed \    "s#@@REPO_NAME@@#$REPO_NAME#g" \    < "$WORKSPACE_ROOT_DIR/resources/linux/debian/common/postrm.repo.template" \    >> "$DEBIAN_DIR/postrm" # Make the package scripts executable.chmod 755 \    "$DEBIAN_DIR/postinst" \    "$DEBIAN_DIR/postrm" # Build the actual package.cd "$DIST_DIR/debpkg"fakeroot dpkg-deb -b "$PACKAGE_NAME-$ARCH" "$OUT_DIR" echo "Successfully built .deb package at $OUT_DIR/${PACKAGE_NAME}_${VERSION}_${ARCH}.deb!"