Update app.py

app.py

@@ -2,7 +2,7 @@ from fastapi import FastAPI
 import os
 import duckdb
 
-data_dir = "./data"
+data_dir = os.environ.get("DATA_DIR", "./data")
 db_path = data_dir + "/db/cc_explorer.db"
 
 print("db_path", db_path)
@@ -28,5 +28,5 @@ def greet_json():
     except Exception:
         latest_crawl_id = "n/a"
 
-    return {"Hello": "World!", "latest_crawl": latest_crawl_id, "exists": os.path.exists(db_path), "data_ls": os.listdir(data_dir)}
+    return {"Hello": "World!", "latest_crawl": latest_crawl_id, "exists": os.path.exists(db_path), "data_ls": os.listdir(data_dir), "db_path": db_path}