import sqlite3
from config import DB_PATH

def get_db():
"""Get database connection (staging or prod)."""
conn = sqlite3.connect(DB_PATH)
conn.row_factory = sqlite3.Row
return conn

def init_db():
"""Initialize tables (safe to run multiple times)."""
conn = get_db()
# Create tables if they don't exist
# Documents table, events table, maintenance table
conn.close()