fix docker compose

solarDb/server.py

@@ -2,11 +2,13 @@ from flask import Flask, request, jsonify
 from tinydb import TinyDB, Query, where
 from tinydb.operations import set as ops_set
 import json
+import os
 
 app = Flask(__name__)
 
 # Single TinyDB file for now (can be swapped to per-table later)
-db = TinyDB("db.json")
+DB_PATH = os.getenv("DB_PATH", "db.json")
+db = TinyDB(DB_PATH)
 
 # --- Helpers -----------------------------------------------------------------