Remove completed documentation roadmaps

docs/api.md

@@ -9,6 +9,10 @@ Implemented route:
 For CLI behavior, see [CLI reference](cli.md). For config and prompt/profile
 file formats, see [Configuration reference](config.md).
 
+The maintained request-shape example is `examples/http-run.json`. It requires a
+running `serve` process with an artifact root that can read the referenced
+files, plus a reachable model endpoint for full execution.
+
 ## Base URL And Deployment
 
 `scriptorium serve` listens on `server.addr` or `serve --addr`. The default is
@@ -287,3 +291,7 @@ rate limiting.
 Clients may retry transport failures or `5xx` responses when their surrounding
 workflow can tolerate another model call. A retry can generate different output
 and incur another provider request.
+
+## Example File
+
+- `examples/http-run.json`