Add asset handling

web2print.py

@@ -2,7 +2,7 @@
 import os
 from time import time
 import cups
-from flask import Flask, render_template, request
+from flask import Flask, render_template, request, send_from_directory
 from werkzeug.utils import secure_filename
 
 CUPS_SERVER = "10.1.9.104:631"
@@ -12,6 +12,10 @@ app = Flask(__name__)
 app.config['UPLOAD_FOLDER'] = "/tmp/web2print"
 os.makedirs("/tmp/web2print", exist_ok=True)
 
+@app.route('/assets/<string:resource>')
+def assets(resource):
+    return send_from_directory("assets", resource)
+
 def get_printers():
     conn = cups.Connection()
     return list(conn.getPrinters())