feat: update Node.js version to 22 and adjust electron-rebuild dependency handling

.github/workflows/desktop-packaging.yml

@@ -24,7 +24,7 @@ jobs:
 
       - uses: actions/setup-node@53b83947a5a98c8d113130e565377fae1a50d02f # v6.3.0
         with:
-          node-version: 20
+          node-version: 22
           cache: npm
           cache-dependency-path: gitnexus-desktop/package-lock.json
 
@@ -78,7 +78,7 @@ jobs:
 
       - uses: actions/setup-node@53b83947a5a98c8d113130e565377fae1a50d02f # v6.3.0
         with:
-          node-version: 20
+          node-version: 22
           cache: npm
           cache-dependency-path: |
             gitnexus-shared/package-lock.json
@@ -112,6 +112,29 @@ jobs:
         env:
           CSC_IDENTITY_AUTO_DISCOVERY: 'false'
 
+      - name: Inspect rebuilt native modules (Windows)
+        if: matrix.os == 'windows-latest'
+        shell: pwsh
+        run: |
+          $releaseDir = Get-ChildItem gitnexus-desktop/release -Directory | Sort-Object LastWriteTime -Descending | Select-Object -First 1
+
+          if (-not $releaseDir) {
+            Write-Host "No release directory found."
+            exit 0
+          }
+
+          $runtimeNodeModules = Join-Path $releaseDir.FullName 'win-unpacked\resources\gitnexus\node_modules'
+          Write-Host "Inspecting native modules under $runtimeNodeModules"
+
+          if (-not (Test-Path $runtimeNodeModules)) {
+            Write-Host "Runtime node_modules directory not found."
+            exit 0
+          }
+
+          Get-ChildItem $runtimeNodeModules -Recurse -Filter '*.node' |
+            Select-Object FullName, LastWriteTime |
+            Format-Table -AutoSize
+
       - name: Start Xvfb
         if: matrix.os == 'ubuntu-latest'
         run: |

gitnexus-desktop/scripts/ensure-gitnexus-runtime.mjs

@@ -160,6 +160,7 @@ const gitnexusDesktopRuntimeDependencyNames = [
   'graphology-utils',
   'ignore',
   'js-yaml',
+  'jsonc-parser',
   'lru-cache',
   'mnemonist',
   'pandemonium',

gitnexus-desktop/scripts/package.mjs

@@ -28,8 +28,19 @@ const electronVersion =
   desktopPackageJson.devDependencies?.electron?.replace(/^[^\d]*/, '') ?? '41.2.1';
 const electronBuilderVersion =
   desktopPackageJson.devDependencies?.['electron-builder']?.replace(/^[^\d]*/, '') ?? '26.8.1';
-// electron-rebuild v4 requires Node 22+, but desktop packaging currently runs on Node 20.
-const electronRebuildVersion = '3.7.2';
+const [nodeMajorVersion = 0, nodeMinorVersion = 0] = process.versions.node
+  .split('.')
+  .map((segment) => Number.parseInt(segment, 10));
+const supportsElectronRebuildV4 =
+  nodeMajorVersion > 22 || (nodeMajorVersion === 22 && nodeMinorVersion >= 12);
+// electron-rebuild v4 requires Node >= 22.12. Keep a v3 fallback for local Node 20 usage.
+const electronRebuildVersion = supportsElectronRebuildV4 ? '4.0.3' : '3.7.2';
+
+if (!supportsElectronRebuildV4) {
+  console.warn(
+    `[build] Node ${process.versions.node} detected; using electron-rebuild@${electronRebuildVersion}. Node 22.12+ is recommended for Electron ${electronVersion}.`,
+  );
+}
 const electronBuilderCliPath = path.join(packageRoot, 'node_modules', 'electron-builder', 'cli.js');
 const builderUtilRequire = createRequire(
   path.join(packageRoot, 'node_modules', 'builder-util', 'out', 'util.js'),