added favicon

Dockerfile

@@ -8,7 +8,7 @@ FROM python:3
 # If you prefer miniconda:
 #FROM continuumio/miniconda3
 
-LABEL Name=url_shorter Version=1.1.2
+LABEL Name=url_shorter Version=1.1.3
 EXPOSE 5000
 
 WORKDIR /app

main.py

@@ -95,7 +95,7 @@ def home():
 
 @app.route('/favicon.ico') #There is no favicon, so fail.
 def favicon():
-    abort(404)
+    return redirect("/static/favicon.ico")
 
 @app.route('/<short_url>')
 def redirect_short_url(short_url):