fix: update references to openclaw-true-recall-blocks, add upgrade docs, add backfill script

scripts/backfill_memory.py

@@ -0,0 +1,67 @@
+#!/usr/bin/env python3
+"""Backfill memory files to Qdrant memories_tr collection."""
+
+import os
+import json
+from datetime import datetime
+
+QDRANT_URL = "http://10.0.0.40:6333"
+MEMORY_DIR = "/root/.openclaw/workspace/memory"
+
+def get_memory_files():
+    """Get all memory files sorted by date."""
+    files = []
+    for f in os.listdir(MEMORY_DIR):
+        if f.startswith("2026-") and f.endswith(".md"):
+            date = f.replace(".md", "")
+            files.append((date, f))
+    return sorted(files, key=lambda x: x[0])
+
+def backfill_file(date, filename):
+    """Backfill a single memory file to Qdrant."""
+    filepath = os.path.join(MEMORY_DIR, filename)
+    with open(filepath, 'r') as f:
+        content = f.read()
+    
+    # Truncate if too long for payload
+    payload = {
+        "content": content[:50000],  # Limit size
+        "date": date,
+        "source": "memory_file",
+        "curated": False,
+        "role": "system",
+        "user_id": "rob"
+    }
+    
+    # Add to Qdrant
+    import requests
+    point_id = hash(f"memory_{date}") % 10000000000
+    resp = requests.post(
+        f"{QDRANT_URL}/collections/memories_tr/points",
+        json={
+            "points": [{
+                "id": point_id,
+                "payload": payload
+            }],
+            "ids": [point_id]
+        }
+    )
+    return resp.status_code == 200
+
+def main():
+    files = get_memory_files()
+    print(f"Found {len(files)} memory files to backfill")
+    
+    count = 0
+    for date, filename in files:
+        print(f"Backfilling {filename}...", end=" ")
+        if backfill_file(date, filename):
+            print("✓")
+            count += 1
+        else:
+            print("✗")
+    
+    print(f"\nBackfilled {count}/{len(files)} files")
+
+if __name__ == "__main__":
+    main()