Generate world and social API shims

RUSTREWRITE.md

@@ -52,16 +52,17 @@ The current workspace is a structural baseline, not a working client:
   matching independent ECMA-335 counts, with all 142 external signature types
   resolved to cross-platform Rust or project-owned boundary types;
 - the completed Types, StructuredData, Imaging, PrimMesher, rendering, main
-  wire/data, core runtime/networking, and avatar-facing manager slices expose
-  2,597 final Rust-facing types and all 27,191 callable members with real
-  fields/constants/enum values and standardized failing bodies;
+  wire/data, core runtime/networking, avatar-facing manager, and
+  world/social/service manager slices expose 2,795 final Rust-facing types and
+  all 28,768 callable members with real fields/constants/enum values and
+  standardized failing bodies;
 - all 1,295 NUnit `[Test]`/`[TestCase]` invocations have compiling Rust test
   entries that intentionally panic with their source identity and body hash;
 - all nine sample/tool projects have compiling Rust binary targets;
 - the 128 TestClient command source files are retained as a command inventory.
 
-The remaining 469 generated type shims preserve names and module placement, but
-do not yet expose their 3,598 callable members. `api/SURFACE.tsv` is an inventory aid,
+The remaining 271 generated type shims preserve names and module placement, but
+do not yet expose their 2,021 callable members. `api/SURFACE.tsv` is an inventory aid,
 not proof of API coverage: it records declaration lines but does not fully parse
 multiline signatures. Likewise, a generated `pending` test is a parity
 placeholder, not a semantic translation. **This repository is therefore at
@@ -74,6 +75,13 @@ Long-running mapped calls retain an explicit cross-platform cancellation token
 and return the shared `NotImplemented { csharp_member }` error; events return a
 typed subscription guard so callback lifetime is visible to Rust callers.
 
+The world-facing slice preserves the C# object, parcel, terrain, grid,
+environment, estate, directory, friend, group, sound, interest-list,
+marketplace, and reporting concepts. Server-facing async operations retain
+explicit cancellation and shared typed failures; request/reply events expose
+typed payloads and subscription guards, while catalog constants and flag values
+remain real.
+
 No functional porting starts until both missing gates are complete across the
 entire workspace, rather than one crate at a time: