feat: add memory management actions and local filters in memory settings (#1467)

* Add MVP memory management actions

* Fix memory settings locale coverage

* Polish memory management interactions

* Add memory search and type filters

* Refine memory settings review feedback

* docs: simplify memory settings review setup

* fix: restore memory updater compatibility helpers

* fix: address memory settings review feedback

* docs: soften memory sample review wording

---------

Co-authored-by: Willem Jiang <willem.jiang@gmail.com>
Co-authored-by: JeffJiang <for-eleven@hotmail.com>

scripts/load_memory_sample.py

@@ -0,0 +1,81 @@
+#!/usr/bin/env python3
+"""Load the Memory Settings review sample into a local DeerFlow runtime."""
+
+from __future__ import annotations
+
+import argparse
+import json
+import shutil
+from datetime import datetime
+from pathlib import Path
+
+
+def default_source(repo_root: Path) -> Path:
+    return repo_root / "backend" / "docs" / "memory-settings-sample.json"
+
+
+def default_target(repo_root: Path) -> Path:
+    return repo_root / "backend" / ".deer-flow" / "memory.json"
+
+
+def parse_args(repo_root: Path) -> argparse.Namespace:
+    parser = argparse.ArgumentParser(
+        description="Copy the Memory Settings sample data into the local runtime memory file.",
+    )
+    parser.add_argument(
+        "--source",
+        type=Path,
+        default=default_source(repo_root),
+        help="Path to the sample JSON file.",
+    )
+    parser.add_argument(
+        "--target",
+        type=Path,
+        default=default_target(repo_root),
+        help="Path to the runtime memory.json file.",
+    )
+    parser.add_argument(
+        "--no-backup",
+        action="store_true",
+        help="Overwrite the target without writing a backup copy first.",
+    )
+    return parser.parse_args()
+
+
+def validate_json_file(path: Path) -> None:
+    with path.open(encoding="utf-8") as handle:
+        json.load(handle)
+
+
+def main() -> int:
+    repo_root = Path(__file__).resolve().parents[1]
+    args = parse_args(repo_root)
+
+    source = args.source.resolve()
+    target = args.target.resolve()
+
+    if not source.exists():
+        raise SystemExit(f"Sample file not found: {source}")
+
+    validate_json_file(source)
+    target.parent.mkdir(parents=True, exist_ok=True)
+
+    backup_path: Path | None = None
+    if target.exists() and not args.no_backup:
+        timestamp = datetime.now().strftime("%Y%m%d-%H%M%S")
+        backup_path = target.with_name(f"{target.name}.bak-{timestamp}")
+        shutil.copy2(target, backup_path)
+
+    shutil.copy2(source, target)
+
+    print(f"Loaded sample memory into: {target}")
+    if backup_path is not None:
+        print(f"Backup created at: {backup_path}")
+    else:
+        print("No backup created.")
+
+    return 0
+
+
+if __name__ == "__main__":
+    raise SystemExit(main())