Stamp a ledger operation with the caller the runner proved for the call in flight it names, refusing another module's call or one not in flight; serve the ledger calls on the pipe (issue 1966 T5)

node-tools/test/fixtures/caller-echo.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python3
 # A tools bundle that says who the runtime said called it (novox/hq issue 365): MCP over stdio, no SDK. Its tool
-# and its seat verb answer the caller the call's `_meta` named — "" when it named none — and the arguments as given.
+# and its seat verb answer the caller the call's `_meta` named — "" when it named none —, the id of the call in flight
+# it named (novox/hq ADR 0597 §7), and the arguments as given.
 import json, sys
 
 def say(m):
@@ -18,7 +19,7 @@ for line in sys.stdin:
         say({"id": rid, "result": {"tools": TOOLS}})
     elif m == "tools/call":
         meta = p.get("_meta") or {}
-        said = {"caller": meta.get("mesh/caller", ""), "arguments": p.get("arguments") or {}}
+        said = {"caller": meta.get("mesh/caller", ""), "call": meta.get("mesh/call", ""), "arguments": p.get("arguments") or {}}
         say({"id": rid, "result": {"content": [{"type": "text", "text": json.dumps(said)}]}})
     elif rid is not None:
         say({"id": rid, "result": {}})