add license

LICENSE

+The MIT License
+
+Copyright (c) 2021 e-Lite Research Group https://elite.polito.it/
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

README.md

@@ -3,6 +3,8 @@ Socialize (v2)
 
 Socialize (version 2) is a digital wellbeing mobile app that assist users to avoid the smartphone habits they consider as meaningless. It constantly monitors the user's behavior with her mobile device, and it proactively notifies detected smartphone habits in real-time. If the user considers a notified habit as meaningless, she can activate a personalizable just-in-time reminder to be encouraged to avoid the identified behavior when it happens again.
 
+**This repository hosts the code for a demonstrative version of Socialize that works locally, only: data are stored and manipulated on the user's smartphone, only, and are not sent to any web service.**
+
 App Walk-Through
 ------------
 In any time, the user can exploit different dashboards to visualize her smartphone use statistics, including the list of smartphone habits she demonstrated in the last days. By using the calculated habits and by monitoring smartphone usage and current context in real-time, Socialize detects when the smartphone is being used in a habitual way. When this happens, the application proactively notifies the habit to the user. If a habit is considered as meaningless, Socialize first helps the user in reflecting on the motivation that drives her habitual behavior. The app proposes 5 possible alternatives: