refactor(api): remove ApiProxy package

scripts/doc-typecheck-paths.ts

@@ -1,7 +1,7 @@
 /** Map one workspace source alias target to its declaration-build target. */
 export function builtDeclarationPath(candidate: string): string {
   // Two workspace path forms exist: whole-package entries end in /src, subpath
-  // wildcards (apiproxy's browser-safe /api and /client channels) in /src/*.
+  // wildcards (browser-safe /types and /client channels) in /src/*.
   if (candidate.endsWith('/src')) {
     return `${candidate.slice(0, -'/src'.length)}/lib/types`
   }