补齐桌面壳产物验收

原生壳总验收检查 Tauri release 二进制产物

宿主壳方案和项目记忆同步桌面产物验收口径

scripts/check-native-shells.mjs

@@ -1983,6 +1983,62 @@ function assertHostBridgeLayerLayout() {
   );
 }
 
+function assertDesktopReleaseBinaryArtifact() {
+  const releaseDir = path.join(
+    'apps',
+    'desktop-shell',
+    'src-tauri',
+    'target',
+    'release',
+  );
+  const executableName =
+    process.platform === 'win32'
+      ? 'genarrative-desktop-shell.exe'
+      : 'genarrative-desktop-shell';
+  const executablePath = path.join(releaseDir, executableName);
+
+  if (!fs.existsSync(executablePath)) {
+    throw new Error(`desktop release binary is missing: ${executablePath}`);
+  }
+
+  const stat = fs.statSync(executablePath);
+  if (!stat.isFile() || stat.size < 1024 * 1024) {
+    throw new Error('desktop release binary must be a real non-empty executable file');
+  }
+
+  const header = fs.readFileSync(executablePath, { start: 0, end: 7 });
+  if (process.platform === 'linux') {
+    const isElf =
+      header[0] === 0x7f &&
+      header[1] === 0x45 &&
+      header[2] === 0x4c &&
+      header[3] === 0x46;
+    if (!isElf || (stat.mode & 0o111) === 0) {
+      throw new Error('desktop Linux release binary must be an executable ELF file');
+    }
+    return;
+  }
+
+  if (process.platform === 'darwin') {
+    const machMagic = header.readUInt32BE(0);
+    const isMachO =
+      machMagic === 0xcafebabe ||
+      machMagic === 0xcafed00d ||
+      machMagic === 0xfeedface ||
+      machMagic === 0xfeedfacf;
+    if (!isMachO || (stat.mode & 0o111) === 0) {
+      throw new Error('desktop macOS release binary must be an executable Mach-O file');
+    }
+    return;
+  }
+
+  if (process.platform === 'win32') {
+    if (header[0] !== 0x4d || header[1] !== 0x5a) {
+      throw new Error('desktop Windows release binary must be a PE executable');
+    }
+  }
+}
+
 for (const step of steps) {
   console.log(`[check:native-shells] ${step.label}`);
   const result = spawnSync(step.command, step.args, {
@@ -2009,6 +2065,9 @@ for (const step of steps) {
   }
 }
 
+console.log('[check:native-shells] desktop-release-binary-artifact');
+assertDesktopReleaseBinaryArtifact();
+
 console.log('[check:native-shells] host-bridge-layer-layout');
 assertHostBridgeLayerLayout();