Clean release snapshot

scripts/build-linux-ubuntu.sh

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+#!/bin/bash
+# Native Ubuntu build script
+# Assumes host is running Ubuntu Linux
+# Uses native Ubuntu packages (apt) and copies system Python
+
+set -euo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+PROJECT_DIR="$(dirname "$SCRIPT_DIR")"
+CONFIG="$PROJECT_DIR/.build-config.json"
+
+# Platform identifier
+export PLATFORM="linux"
+
+# Check we're on Linux
+if [[ ! -f /etc/os-release ]] || ! grep -q "ubuntu\|debian" /etc/os-release; then
+	echo "Note: This script is optimized for Ubuntu/Debian but may work on other distributions."
+	echo "For non-Ubuntu Linux, system dependencies might need manual installation."
+	echo ""
+fi
+
+echo "=== Slopsmith Desktop Ubuntu Native Build ==="
+echo ""
+
+# Color setup
+export RED='\033[0;31m'
+export GREEN='\033[0;32m'
+export YELLOW='\033[1;33m'
+export BLUE='\033[0;34m'
+export NC='\033[0m'
+
+# Source common build logic
+source "$SCRIPT_DIR/build-common.sh"
+
+# Platform-specific: Return expected artifact patterns
+get_expected_artifacts() {
+	printf "%s\n" "$PROJECT_DIR/release/*.AppImage" "$PROJECT_DIR/release/*.deb"
+}
+
+# Platform-specific: Install system dependencies
+install_system_deps() {
+	if command -v sudo &>/dev/null; then
+		sudo apt-get update
+		PACKAGES=$(grep -v '^[[:space:]]*#' "$PROJECT_DIR/.packages/apt.txt" | grep -v '^[[:space:]]*$' | tr '\n' ' ')
+		if [[ -n "$PACKAGES" ]]; then
+			sudo apt-get install -y $PACKAGES
+		fi
+	else
+		echo -e "${YELLOW}!${NC} sudo not available, skipping apt package installation"
+		echo "  Make sure build dependencies are already installed"
+	fi
+}
+
+# Platform-specific: Bundle Python runtime
+bundle_python_impl() {
+	# Linux: use existing bundle-python.sh script
+	bash "$SCRIPT_DIR/bundle-python.sh"
+}
+
+# Platform-specific: Bundle system binaries
+bundle_binaries_impl() {
+	# Linux: use existing bundle-binaries.sh script
+	bash "$SCRIPT_DIR/bundle-binaries.sh"
+}
+
+# Run the build
+main "$@"