feat: create autonomous Nivora package repository

Maintain a validated cross-distribution package catalog.
Automate upstream updates, isolated builds, diagnostics, and direct publication.
Build the official GitHub Desktop sources for Linux with working OAuth.

tests/test_ventoy.sh

@@ -0,0 +1,51 @@
+#!/bin/bash
+set -euo pipefail
+
+repo_root="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+package_dir="${repo_root}/ventoy"
+launcher="${package_dir}/ventoy"
+desktop="${package_dir}/ventoy.desktop"
+recipe="${package_dir}/Staplerfile"
+temp_dir="$(mktemp -d)"
+
+cleanup() {
+    find "$temp_dir" -mindepth 1 -delete
+    rmdir "$temp_dir"
+}
+trap cleanup EXIT
+
+case "$(uname -m)" in
+x86_64 | amd64)
+    gui='VentoyGUI.x86_64'
+    ;;
+aarch64 | arm64)
+    gui='VentoyGUI.aarch64'
+    ;;
+*)
+    echo 'SKIP: архитектура не поддерживается тестом Ventoy'
+    exit 0
+    ;;
+esac
+
+cat >"${temp_dir}/${gui}" <<'EOF'
+#!/bin/bash
+set -euo pipefail
+printf 'cwd=%s\n' "$PWD" >"$NIVORA_TEST_LOG"
+printf 'arg=%s\n' "$@" >>"$NIVORA_TEST_LOG"
+EOF
+chmod 0755 "${temp_dir}/${gui}"
+
+export VENTOY_INSTALL_DIR="$temp_dir"
+export NIVORA_TEST_LOG="${temp_dir}/launch.log"
+"$launcher" --qt5
+
+grep -Fxq "cwd=${temp_dir}" "$NIVORA_TEST_LOG"
+grep -Fxq 'arg=--qt5' "$NIVORA_TEST_LOG"
+grep -Fxq 'Name=Ventoy' "$desktop"
+grep -Fxq 'Exec=ventoy' "$desktop"
+grep -Fxq 'Icon=ventoy' "$desktop"
+grep -Fq "architectures=('amd64' 'arm64')" "$recipe"
+grep -Fq "VentoyGUI.\${candidate}" "$recipe"
+grep -Fq "case \"\$(uname -m)\" in" "$recipe"
+
+echo 'OK: Ventoy launcher'