Update loader.py

loader.py

@@ -4,6 +4,8 @@ import json
 from typing import List, Dict, Any
 
 from huggingface_hub import hf_hub_download, HfApi
+DATASET_REPO_ID = "Heng2004/lao-science-qa-store" 
+DATASET_FILENAME = "manual_qa.jsonl"
 
 import qa_store
 
@@ -16,6 +18,38 @@ MANUAL_QA_PATH = os.path.join(DATA_DIR, "manual_qa.jsonl")
 
 GLOSSARY_PATH = os.path.join(DATA_DIR, "glossary.jsonl")
 
+
+def sync_download_manual_qa() -> None:
+    """
+    Download the latest manual_qa.jsonl from the Hugging Face Dataset repo
+    at startup so we don't lose previous teacher edits.
+    """
+    if not DATASET_REPO_ID or "YOUR_USERNAME" in DATASET_REPO_ID:
+        print("[WARN] DATASET_REPO_ID is not set. Skipping download.")
+        return
+
+    print(f"[INFO] Downloading {DATASET_FILENAME} from {DATASET_REPO_ID}...")
+    try:
+        from huggingface_hub import hf_hub_download
+        
+        # Download file to a temporary path first
+        downloaded_path = hf_hub_download(
+            repo_id=DATASET_REPO_ID,
+            filename=DATASET_FILENAME,
+            repo_type="dataset",
+            token=os.environ.get("HF_TOKEN") # Uses the Space's system token
+        )
+        
+        # Copy it to our local data folder
+        import shutil
+        target_path = MANUAL_QA_PATH
+        shutil.copy(downloaded_path, target_path)
+        print("[INFO] Download success!")
+        
+    except Exception as e:
+        print(f"[WARN] Could not download manual_qa.jsonl: {e}")
+        print("[INFO] Starting with empty or local manual_qa.jsonl instead.")
+
 def load_curriculum() -> None:
     """
     Load official textbook JSONL into qa_store.ENTRIES and AUTO_QA_KNOWLEDGE.