removed old utils virtualenv

backend/app.py

@@ -0,0 +1,17 @@
+# app.py - main backend program
+'''Main TeraHz backend program'''
+# All code in this file is licensed under the ISC license, provided in LICENSE.txt
+from flask import Flask
+import flask
+import sensors
+
+app = Flask(__name__)
+@app.route('/data')
+def sendData():
+    '''Responder function for /data route'''
+    s = sensors.Spectrometer(path='/dev/serial0', baudrate=115200, tout=1)
+    u = sensors.UVSensor()
+    l = sensors.LxMeter()
+    response = flask.jsonify([s.getData(), l.getData(), u.getABI()])
+    response.headers.add('Access-Control-Allow-Origin', '*')
+    return response