Add Agrarian asset pipeline policy

Scripts/verify_asset_pipeline_policy.py

@@ -0,0 +1,52 @@
+#!/usr/bin/env python3
+"""Verify Agrarian asset pipeline policy docs are present and explicit."""
+
+from pathlib import Path
+
+ROOT = Path(__file__).resolve().parents[1]
+
+REQUIRED = {
+    "Docs/Art/AssetLicenses.md": [
+        "Fab assets explicitly marked free",
+        "Quixel/Megascans",
+        "CC0 or public-domain",
+        "/home/nathan/AssetStaging/Agrarian",
+        "Do not import random internet images",
+        "Native Ground Zero proxy vegetation",
+    ],
+    "Docs/Art/AgrarianAssetPipeline.md": [
+        "realistic modern post-collapse frontier survival",
+        "Old abandoned equipment",
+        "Do not scrape random internet images or models",
+        "LicenseEvidence",
+        "Run visual and placeholder verifiers",
+        "Water should be handled as a shader/system problem",
+    ],
+    "AGRARIAN_DEVELOPMENT_ROADMAP.md": [
+        "Asset acquisition and ingest pipeline",
+        "Fab/free, Quixel, CC0/public-domain",
+        "old abandoned equipment",
+    ],
+}
+
+
+def main() -> None:
+    missing: list[str] = []
+    for relative_path, snippets in REQUIRED.items():
+        path = ROOT / relative_path
+        if not path.exists():
+            missing.append(f"missing file: {relative_path}")
+            continue
+        text = path.read_text(encoding="utf-8")
+        for snippet in snippets:
+            if snippet not in text:
+                missing.append(f"{relative_path}: missing snippet {snippet!r}")
+
+    if missing:
+        raise SystemExit("\n".join(missing))
+
+    print("Asset pipeline policy verification complete.")
+
+
+if __name__ == "__main__":
+    main()