fixing dashboard

src/metadata/fetcher.py

@@ -138,10 +138,11 @@ def save_metadata(metadata):
     # Escape special characters in name for Influx Line Protocol
     name = name.replace(' ', '\\ ').replace(',', '\\,').replace('"', '\\"')
     
-    line = f'metadata,isin={isin} name="{name}",country="{country}",continent="{continent}",sector="{sector}"'
+    # QuestDB requires a newline at the end of the line protocol
+    line = f'metadata,isin={isin} name="{name}",country="{country}",continent="{continent}",sector="{sector}"\n'
     
     try:
-        response = requests.post(f"http://{DB_HOST}:9000/write", data=line + "\n", auth=DB_AUTH)
+        response = requests.post(f"http://{DB_HOST}:9000/write", data=line, auth=DB_AUTH)
         if response.status_code not in [200, 204]:
             logger.error(f"Error saving metadata: {response.text}")
     except Exception as e: