Add structured Scriptorium run support

docs/integrations/scriptorium.md

@@ -6,7 +6,7 @@ This document describes the external Scriptorium CLI contract used by
 ## Purpose
 
 `weatherreporter` invokes Scriptorium as a subprocess to preflight prompt input
-and generate Markdown reports. This page documents the CLI surface the adapter
+and generate report artifacts. This page documents the CLI surface the adapter
 uses, not the full Scriptorium product.
 
 ## Commands Used
@@ -29,11 +29,25 @@ scriptorium run \
   --out <artifact_path>
 ```
 
+Structured generated-text report generation uses the same command shape:
+
+```bash
+scriptorium run \
+  --prompt <prompt_id> \
+  --input data_package=<path> \
+  --out <generated_text_raw_path>
+```
+
 `weatherreporter` always passes prompt input as
 `--input data_package=<path>`. The data package is structured YAML created by
 `internal/promptinput`; module snapshots remain separate JSON artifacts for
 inspection and Recent Changes.
 
+For generated-text reports, Scriptorium selects the structured output schema
+from the prompt configuration associated with the prompt ID. `weatherreporter`
+does not pass `--format`, schema path, or JSON Schema flags for structured
+generation.
+
 ## Configured Arguments
 
 The adapter can prepend configured flags before prompt-specific arguments:
@@ -68,11 +82,16 @@ Render results include:
 - exit code
 - truncation flags when applicable
 
-Run results include the same fields plus the requested output path.
+Run results include the same fields plus the requested output path. Structured
+generated-text run results use the same captured fields and output-path
+recording, with the output path pointing at the raw generated-text JSON
+artifact.
 
 `weatherreporter` persists render preflight JSON when orchestration reaches the
-preflight save point. The final Markdown artifact is written by Scriptorium to
-the `--out` path.
+preflight save point. Markdown report artifacts are written by Scriptorium to
+the `--out` path. Generated-text raw JSON artifacts are also written by
+Scriptorium to the `--out` path; later weatherreporter workflow steps validate
+and render those bytes.
 
 ## Failure Behavior
 
@@ -80,7 +99,7 @@ The adapter validates required request fields before starting Scriptorium:
 
 - prompt ID
 - data package path
-- output path for `run`
+- output path for `run` and structured generated-text `run`
 
 Nonzero exits return both the captured result and an error containing the exit
 code and stderr. A `run` exit code such as `2` is still treated as an error by