Update Dockerfile

Dockerfile

@@ -7,7 +7,10 @@ RUN pip install --no-cache-dir -r requirements.txt
 
 COPY . .
 
-# Make sure the SQLite DB file is writable
-RUN touch expenses.db && chmod 666 expenses.db
+# ✅ Make sure /data folder exists and is writable
+RUN mkdir -p /data && chmod 777 /data
+
+# ✅ Set environment variable so SQLite DB uses /data/expenses.db
+ENV DB_PATH=/data/expenses.db
 
 CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]