Add logging to log file.

app.py

@@ -1,10 +1,13 @@
 import functools
+import logging
 from flask import Flask, g, render_template, request, redirect, session
 
 import db
 import models
 
 
+logging.basicConfig(filename='estus-shots.log', level=logging.DEBUG)
+
 app = Flask(__name__)
 
 app.secret_key = 'THIS IS A TEST KEY'