fix(typert): satisfy workspace static gates

scripts/publication-payload.ts

@@ -1,5 +1,22 @@
 /** Publication payload policy shared by static manifests and packed tarballs. */
 
+/** Publication exceptions required for TypeRT declaration-map navigation. */
+export interface PublicationPayloadPolicy {
+  readonly typeRTRemoteNavigation?: boolean
+}
+
+/** Whether a package manifest exports generated Host-for-Client metadata with source navigation. */
+export function hasTypeRTRemoteNavigation(manifest: unknown): boolean {
+  if (manifest === null || typeof manifest !== 'object' || Array.isArray(manifest)) return false
+  const exportsField = (manifest as Record<string, unknown>).exports
+  if (exportsField === null || typeof exportsField !== 'object' || Array.isArray(exportsField)) return false
+  const remote = (exportsField as Record<string, unknown>)['./remote']
+  if (remote === null || typeof remote !== 'object' || Array.isArray(remote)) return false
+  const entry = remote as Record<string, unknown>
+  return entry.types === './lib/typert.remote-client.d.ts'
+    && entry.default === './lib/typert.remote-client.js'
+}
+
 /** Normalize a package manifest path or npm tarball member to its payload-relative path. */
 function payloadPath(file: string): string {
   const normalized = file.replaceAll('\\', '/').replace(/^\.\/+/, '').replace(/\/+$/, '')
@@ -7,17 +24,30 @@ function payloadPath(file: string): string {
 }
 
 /** Whether a package payload path exposes source or declaration-map intermediates. */
-export function isForbiddenPublicationFile(file: string): boolean {
+export function isForbiddenPublicationFile(
+  file: string,
+  policy: PublicationPayloadPolicy = {},
+): boolean {
   const normalized = payloadPath(file)
+  if (policy.typeRTRemoteNavigation === true
+    && (normalized === 'src'
+      || normalized.startsWith('src/')
+      || normalized === 'lib/typert.remote-client.d.ts.map')) {
+    return false
+  }
   return normalized === 'src'
     || normalized.startsWith('src/')
     || normalized.endsWith('.d.ts.map')
 }
 
 /** Reject source and declaration-map members in a packed npm tarball. */
-export function validateTarballPayload(files: readonly string[], context: string): void {
+export function validateTarballPayload(
+  files: readonly string[],
+  context: string,
+  policy: PublicationPayloadPolicy = {},
+): void {
   for (const file of files) {
-    if (!isForbiddenPublicationFile(file)) continue
+    if (!isForbiddenPublicationFile(file, policy)) continue
     const normalized = payloadPath(file)
     if (normalized === 'src' || normalized.startsWith('src/')) {
       throw new Error(`${context} publishes source file ${file}`)