web application to manage an inventory

GENERAL DESCRIPTION: This application must allow a technician to make an inventory of fire extinguishers, periodically using a tablet to update the maintenance schedules on fire extinguishers. The operation will be as follows: TECHNICAL FUNCTIONS 1) bar code reading on the fire extinguishers, tablet camera, or manual insertion 2) The application will read from a database in MySql a table (to be done) containing ID, CUSTOMER, LOCATION, MAINTENANCE IMPLEMENTED, RECHARGES, S/N, CAPACITY (LT / KG), TOTAL WEIGHT, and other data 3) the technician can only update the data for the charge or control date, and add a note ADMINISTRATOR'S FUNCTIONS 1) can access to a summary report of all extinctions, which can be ordered by any parameter 2) can edit any field 3) can search, even multiple, on any field The project also requires the following features: 1) responsive interface 2) PHP-Mysql application or other web language 3) password protection, multi user, 2 user levels: user, administrator 4) All source code must be provided