fix(ci): make local Wine gate portable on macOS

scripts/client-tsconfig.spec.ts

@@ -0,0 +1,33 @@
+/** Regression coverage for source declarations owned by the client test aggregate. */
+
+import { existsSync, readdirSync } from 'node:fs'
+import { resolve } from 'node:path'
+import { fileURLToPath } from 'node:url'
+import ts from 'typescript'
+import { describe, expect, it } from 'vitest'
+
+const root = fileURLToPath(new URL('..', import.meta.url))
+
+function clientCssDeclarations(): string[] {
+  const clientRoot = resolve(root, 'packages/client')
+  return readdirSync(clientRoot, { withFileTypes: true })
+    .filter(entry => entry.isDirectory())
+    .map(entry => resolve(clientRoot, entry.name, 'src/css-modules.d.ts'))
+    .filter(existsSync)
+    .sort()
+}
+
+describe('client TypeScript aggregate', () => {
+  it('loads package CSS declarations without relying on workspace-link realpaths', () => {
+    const configPath = resolve(root, 'tsconfig.client.json')
+    const read = ts.readConfigFile(configPath, file => ts.sys.readFile(file))
+    if (read.error !== undefined) {
+      throw new Error(ts.flattenDiagnosticMessageText(read.error.messageText, '\n'))
+    }
+    const parsed = ts.parseJsonConfigFileContent(read.config, ts.sys, root)
+    const loaded = parsed.fileNames
+      .filter(file => file.endsWith('/src/css-modules.d.ts'))
+      .sort()
+    expect(loaded).toEqual(clientCssDeclarations())
+  })
+})