ver 1.0

echo-memory.plugin.src/skills/echo-memory/scripts/migrate.py

@@ -25,7 +25,7 @@ sys.path.insert(0, str(SCRIPT_DIR))
 
 import echo  # noqa: E402
 
-CURRENT_SCHEMA = 3
+CURRENT_SCHEMA = 4
 
 
 def get_text(path: str) -> str | None:
@@ -141,6 +141,11 @@ def main(argv: list[str] | None = None) -> int:
                                         "# index\n\nMachine-maintained entity index. See the echo-memory plugin.\n"))
         print("migrate: [2->3] then run `sweep.py --apply` to build entities.json and symmetrize links.")
 
+    if start < 4:
+        print("migrate: [3->4] add the recall (BM25) index — hybrid lexical+graph recall")
+        print("migrate: [3->4] _agent/index/ already exists (schema 3); no moves needed.")
+        print("migrate: [3->4] then run `sweep.py --apply` to build _agent/index/recall-index.json.")
+
     do_or_show(args.apply, f"set _agent/echo-vault.md schema_version -> {CURRENT_SCHEMA}",
                lambda: echo.cmd_fm("_agent/echo-vault.md", "schema_version", str(CURRENT_SCHEMA)))
     if args.apply: