feat(scada): add calibrated monitoring and incident recovery

app/mcp/scada_catalog.py

@@ -0,0 +1,28 @@
+"""Keep a full page of device identities visible within the inline response budget."""
+
+import json
+from typing import Any
+
+
+def compact_scada_catalog(output: dict[str, Any], budget: int) -> dict[str, Any] | None:
+    """Project attributes, never rows; full task evidence is persisted before this step."""
+    rows = output.get("data")
+    if output.get("source") != "list_scada_devices" or not isinstance(rows, list):
+        return None
+    if not all(isinstance(row, dict) and "device_id" in row for row in rows):
+        return None
+    fields = ("device_id", "device_type", "measurement_unit")
+    preview = {
+        **output,
+        "data": [{key: row[key] for key in fields if key in row} for row in rows],
+        "truncated": True,
+        "data_gaps": [
+            *output.get("data_gaps", []),
+            "All devices in this page are listed with IDs, types and units; "
+            "other attributes are omitted. Use get_scada_device for model mapping, "
+            "coordinates and other device details. Use page.has_more to check for more devices.",
+        ],
+    }
+    if len(json.dumps(preview, ensure_ascii=False).encode()) > budget:
+        return None
+    return preview