diff --git a/core/controllers/find.js b/core/controllers/find.js
index f21b085..faebcb5 100644
--- a/core/controllers/find.js
+++ b/core/controllers/find.js
@@ -9,7 +9,6 @@ function extractFindOptions(req, res, targetAttributes) {
         })
     }
 
-    console.log(result);
     return result;
 }
 
@@ -90,8 +89,6 @@ function _find(modelMaybeThunk, options = {}) {
 
         findOptions = parseFindOptions(findOptions, targetAttributes);
 
-        console.log(findOptions);
-
         return Promise.resolve(options.before(findOptions, req, res))
             .then(findOptions => {
                 return model[isList ? 'fetchAll' : 'fetch'](findOptions);
diff --git a/core/models.js b/core/models.js
index 144df7f..5462b38 100644
--- a/core/models.js
+++ b/core/models.js
@@ -21,7 +21,8 @@ const sequelize = new Sequelize(
     config.database.password,
     config.database, {
         dialect: 'mysql',
-        operatorAliases: false
+        operatorAliases: false,
+        logging: false,
     }
 );
 
diff --git a/core/router.js b/core/router.js
index 643c929..415e9ac 100644
--- a/core/router.js
+++ b/core/router.js
@@ -3,6 +3,7 @@
 const express = require('express');
 const glob = require('glob');
 const path = require('path');
+const { apicache } = require('../middlewares/cache');
 
 const modulesDir = path.resolve(__dirname + '/../modules/')
 const globOptions = {
@@ -12,6 +13,8 @@ const globOptions = {
     absolute: true,
 }
 
+
+
 module.exports = function () {
     const router = express.Router({ mergeParams: true });
 
@@ -22,7 +25,24 @@ module.exports = function () {
             description: 'Welcome, this is the API for the application.'
         });
     });
+
+    // APICACHE
+
+    // route to display cache index
+    router.get('/v2/cache/index', (req, res) => {
+        res.json(apicache.getIndex())
+    });
+
+
+    // route to clear target group
+    router.get('/v2/cache/clear/:target?', (req, res) => {
+        res.json(apicache.clear(req.params.target))
+    });
+
    
+    
+    // Resto de rutas
+
     glob.sync("**/*.routes.js", globOptions)
         .forEach(function (file) {
             router.use('/v2', require(file));
diff --git a/helpers/controller.helper.js b/helpers/controller.helper.js
index e9e4377..7fdb288 100644
--- a/helpers/controller.helper.js
+++ b/helpers/controller.helper.js
@@ -76,8 +76,8 @@ function setPaginationInfo(totalCount, res) {
     
     const params = extractParamsFromRequest(null, res);
 
-    console.log('>>>>>>>>>>>>>>>>>>>>>>>>> params antes de setPaginationInfo');
-    console.log(params);
+    //console.log('>>>>>>>>>>>>>>>>>>>>>>>>> params antes de setPaginationInfo');
+    //console.log(params);
     if (params.paginate) {
         const 
             page = (params.paginate && params.paginate.page) ? params.paginate.page : null,
diff --git a/helpers/qr.helper.js b/helpers/qr.helper.js
new file mode 100644
index 0000000..79743b8
--- /dev/null
+++ b/helpers/qr.helper.js
@@ -0,0 +1,184 @@
+var _ = require('lodash');
+var QRCode = require('qrcode');
+
+/* params = {
+    code: 'xxxx',
+    name: 'xxxx',
+    surname: 'xxxx',
+    color: '#ff',
+
+} */
+
+module.exports.getInscriptionQRCode = function (params) {
+    return new Promise(function (resolve, reject) {
+        var texto = _.padStart(params.code, 4, '0') + '\n' + params.name + ' ' + params.surname;
+        var options = {
+            errorCorrectionLevel: 'M',
+        }
+
+        if (params.color) {
+            options = _.assign(options, {
+                color: {
+                    light: (params.color) ? colourNameToHex(params.color) : "#000000",
+                    dark: "#ffffff"
+                }
+            })
+        };
+
+        QRCode.toDataURL(texto, options, function (err, qrcode) {
+            if (err) resolve('');
+            //console.log(qrcode);
+            resolve(qrcode);
+        });
+    })
+};
+
+
+function colourNameToHex(colour) {
+    var colours = {
+        "aliceblue": "#f0f8ff",
+        "antiquewhite": "#faebd7",
+        "aqua": "#00ffff",
+        "aquamarine": "#7fffd4",
+        "azure": "#f0ffff",
+        "beige": "#f5f5dc",
+        "bisque": "#ffe4c4",
+        "blanchedalmond": "#ffebcd",
+        "blue": "#0000ff",
+        "blueviolet": "#8a2be2",
+        "brown": "#a52a2a",
+        "burlywood": "#deb887",
+        "cadetblue": "#5f9ea0",
+        "chartreuse": "#7fff00",
+        "chocolate": "#d2691e",
+        "coral": "#ff7f50",
+        "cornflowerblue": "#6495ed",
+        "cornsilk": "#fff8dc",
+        "crimson": "#dc143c",
+        "cyan": "#00ffff",
+        "darkblue": "#00008b",
+        "darkcyan": "#008b8b",
+        "darkgoldenrod": "#b8860b",
+        "darkgray": "#a9a9a9",
+        "darkgreen": "#006400",
+        "darkkhaki": "#bdb76b",
+        "darkmagenta": "#8b008b",
+        "darkolivegreen": "#556b2f",
+        "darkorange": "#ff8c00",
+        "darkorchid": "#9932cc",
+        "darkred": "#8b0000",
+        "darksalmon": "#e9967a",
+        "darkseagreen": "#8fbc8f",
+        "darkslateblue": "#483d8b",
+        "darkslategray": "#2f4f4f",
+        "darkturquoise": "#00ced1",
+        "darkviolet": "#9400d3",
+        "deeppink": "#ff1493",
+        "deepskyblue": "#00bfff",
+        "dimgray": "#696969",
+        "dodgerblue": "#1e90ff",
+        "firebrick": "#b22222",
+        "floralwhite": "#fffaf0",
+        "forestgreen": "#228b22",
+        "fuchsia": "#ff00ff",
+        "gainsboro": "#dcdcdc",
+        "ghostwhite": "#f8f8ff",
+        "gold": "#ffd700",
+        "goldenrod": "#daa520",
+        "gray": "#808080",
+        "green": "#008000",
+        "greenyellow": "#adff2f",
+        "honeydew": "#f0fff0",
+        "hotpink": "#ff69b4",
+        "indianred ": "#cd5c5c",
+        "indigo": "#4b0082",
+        "ivory": "#fffff0",
+        "khaki": "#f0e68c",
+        "lavender": "#e6e6fa",
+        "lavenderblush": "#fff0f5",
+        "lawngreen": "#7cfc00",
+        "lemonchiffon": "#fffacd",
+        "lightblue": "#add8e6",
+        "lightcoral": "#f08080",
+        "lightcyan": "#e0ffff",
+        "lightgoldenrodyellow": "#fafad2",
+        "lightgrey": "#d3d3d3",
+        "lightgreen": "#90ee90",
+        "lightpink": "#ffb6c1",
+        "lightsalmon": "#ffa07a",
+        "lightseagreen": "#20b2aa",
+        "lightskyblue": "#87cefa",
+        "lightslategray": "#778899",
+        "lightsteelblue": "#b0c4de",
+        "lightyellow": "#ffffe0",
+        "lime": "#00ff00",
+        "limegreen": "#32cd32",
+        "linen": "#faf0e6",
+        "magenta": "#ff00ff",
+        "maroon": "#800000",
+        "mediumaquamarine": "#66cdaa",
+        "mediumblue": "#0000cd",
+        "mediumorchid": "#ba55d3",
+        "mediumpurple": "#9370d8",
+        "mediumseagreen": "#3cb371",
+        "mediumslateblue": "#7b68ee",
+        "mediumspringgreen": "#00fa9a",
+        "mediumturquoise": "#48d1cc",
+        "mediumvioletred": "#c71585",
+        "midnightblue": "#191970",
+        "mintcream": "#f5fffa",
+        "mistyrose": "#ffe4e1",
+        "moccasin": "#ffe4b5",
+        "navajowhite": "#ffdead",
+        "navy": "#000080",
+        "oldlace": "#fdf5e6",
+        "olive": "#808000",
+        "olivedrab": "#6b8e23",
+        "orange": "#ffa500",
+        "orangered": "#ff4500",
+        "orchid": "#da70d6",
+        "palegoldenrod": "#eee8aa",
+        "palegreen": "#98fb98",
+        "paleturquoise": "#afeeee",
+        "palevioletred": "#d87093",
+        "papayawhip": "#ffefd5",
+        "peachpuff": "#ffdab9",
+        "peru": "#cd853f",
+        "pink": "#ffc0cb",
+        "plum": "#dda0dd",
+        "powderblue": "#b0e0e6",
+        "purple": "#800080",
+        "rebeccapurple": "#663399",
+        "red": "#ff0000",
+        "rosybrown": "#bc8f8f",
+        "royalblue": "#4169e1",
+        "saddlebrown": "#8b4513",
+        "salmon": "#fa8072",
+        "sandybrown": "#f4a460",
+        "seagreen": "#2e8b57",
+        "seashell": "#fff5ee",
+        "sienna": "#a0522d",
+        "silver": "#c0c0c0",
+        "skyblue": "#87ceeb",
+        "slateblue": "#6a5acd",
+        "slategray": "#708090",
+        "snow": "#fffafa",
+        "springgreen": "#00ff7f",
+        "steelblue": "#4682b4",
+        "tan": "#d2b48c",
+        "teal": "#008080",
+        "thistle": "#d8bfd8",
+        "tomato": "#ff6347",
+        "turquoise": "#40e0d0",
+        "violet": "#ee82ee",
+        "wheat": "#f5deb3",
+        "whitesmoke": "#f5f5f5",
+        "yellow": "#ffff00",
+        "yellowgreen": "#9acd32"
+    };
+
+    if (typeof colours[colour.toLowerCase()] != 'undefined')
+        return colours[colour.toLowerCase()];
+
+    return "#000000";
+}
\ No newline at end of file
diff --git a/helpers/security.helper.js b/helpers/security.helper.js
index d70fbd2..3557d7e 100644
--- a/helpers/security.helper.js
+++ b/helpers/security.helper.js
@@ -76,10 +76,10 @@ const _verify = (token, options) => {
         algorithm: ["RS256"]
     };
 
-    console.log('_VERIFY - SECURiTY.HELPERRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR');
-    console.log('token: ', token);
-    console.log('publicKEY: ', publicKEY);
-    console.log('verifyOptions: ', verifyOptions);   
+    //console.log('_VERIFY - SECURiTY.HELPERRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR');
+    //console.log('token: ', token);
+    //console.log('publicKEY: ', publicKEY);
+    //console.log('verifyOptions: ', verifyOptions);   
 
     try {
         return jwt.verify(token, publicKEY, verifyOptions);
diff --git a/helpers/vimeo.helper.js b/helpers/vimeo.helper.js
index 1121b1b..ffa1144 100644
--- a/helpers/vimeo.helper.js
+++ b/helpers/vimeo.helper.js
@@ -9,7 +9,7 @@ function getVimeoVideoInfo(videoId) {
             path: '/videos/' + videoId
         }, function (error, body, status_code, headers) {
             if (error) {
-                console.log(error);
+                console.error(error);
                 resolve({})
             } else {
                 resolve(body);
diff --git a/middlewares/cache.js b/middlewares/cache.js
index 5c4844b..fb5fe99 100644
--- a/middlewares/cache.js
+++ b/middlewares/cache.js
@@ -1,22 +1,24 @@
 const apicache = require('apicache');
 const redis = require('redis');
 
-let cacheWithRedis = apicache
-    .options({ 
+const cacheWithRedis = apicache
+    .options({         
         debug: true,
-        defaultDuration: '1 hour',
-        redisClient: redis.createClient() 
-    })
-    .middleware;
+        defaultDuration: '1 minute',
+        //redisClient: redis.createClient(),
+        //appendKey: (req, res) => req.user ? req.user.id : '',
+});
+
+const cacheMiddleware = cacheWithRedis.middleware;
 
 // higher-order function returns false for responses of other status codes (e.g. 403, 404, 500, etc)
 const onlyStatus200 = (req, res) => res.statusCode === 200
 
-const cacheSuccesses = cacheWithRedis('1 hour', onlyStatus200);
-const cache1year = cacheWithRedis('1 year', onlyStatus200);
+const cacheSuccesses = (time) => { return cacheMiddleware(time, onlyStatus200) };
 
 module.exports = {
+    apicache: cacheWithRedis,
+    cacheMiddleware,
     cacheSuccesses,
-    cache1year
 }
 
diff --git a/modules/auth/auth.controller.js b/modules/auth/auth.controller.js
index 9b83cd8..5a5ffa5 100644
--- a/modules/auth/auth.controller.js
+++ b/modules/auth/auth.controller.js
@@ -73,7 +73,7 @@ async function register(req, res, next) {
             newUser = await authService.extraMethods.createUser(data);
 
         } catch (error) {
-            console.log(error);
+            console.error(error);
             controllerHelper.handleErrorResponse(MODULE_NAME, register.name, error, res);
         }
     };
@@ -82,8 +82,8 @@ async function register(req, res, next) {
        newUser = cleanAdminData(newUser.toJSON());
        
     newUser.token = tokens.token;
-    console.log('>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>');    
-    console.log(newUser);
+    //console.log('>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>');    
+    //console.log(newUser);
     return controllerHelper.handleResultResponse(newUser, null, req.params, res, httpStatus.OK);    
 }
 
diff --git a/modules/events/event.controller.js b/modules/events/event.controller.js
index 8d2d3e1..bc46602 100644
--- a/modules/events/event.controller.js
+++ b/modules/events/event.controller.js
@@ -1,6 +1,7 @@
 'use strict';
 const httpStatus = require('http-status');
 const generateControllers = require('../../core/controllers');
+const QRHelper = require('../../helpers/qr.helper');
 const eventService = require('./event.service');
 const eventReservationService = require('./events_reservations.service');
 const eventInscriptionService = require('./events_inscriptions.service');
@@ -67,13 +68,43 @@ const extraControllers = {
 
     }, 
 
+    getInscription: async (req, res, next) => {
+        const params = extractParamsFromRequest(req, res, {});
+        const inscriptionId = params.params.id;
+        const userId = req.user.id;
+
+        try {
+            let inscription = await eventInscriptionService._getInscriptionById(inscriptionId); 
+            if (!inscription) {
+                return handleResultResponse("Inscripción no encontrada", null, params, res, httpStatus.NOT_FOUND);
+            } else if (inscription.userId !== userId) {
+                return handleResultResponse("Inscripción no encontrada", null, params, res, httpStatus.NOT_FOUND);
+            }
+
+            inscription = await inscription.toJSON();
+
+            const qrConfig = {
+                name: req.user.name,
+                surname: req.user.surname,
+                code: inscription.code_ticket,
+                color: (inscription.level && inscription.level.color) ? inscription.level.color : null,
+            }
+            inscription.code_ticket_qr = await QRHelper.getInscriptionQRCode(qrConfig);
+            
+            return handleResultResponse(inscription, null, params, res, httpStatus.OK);                
+
+        } catch (error) {
+            return handleResultResponse("Error al buscar la inscripción", null, params, res, httpStatus.NOT_FOUND);
+        }
+    },
+
+
     deleteInscription: async (req, res, next) => {
         const params = extractParamsFromRequest(req, res, {});
         const user = req.user;
         const inscriptionId = params.params.id;
         
-        try
-        {
+        try {
             const inscription = await eventInscriptionService._getInscriptionById(inscriptionId); 
 console.log('>>>>>>>>>>>>>>>>>>>>>>>>>>>>><Inscripcion a borrar:');
 console.log(inscription);
@@ -376,6 +407,34 @@ console.log('actualizo confirmados de la nueva reserva');
                 .catch(_handleError);
         }
 */
+    },
+
+    getQRCodeInscription: async (req, res, next) => {
+        const params = extractParamsFromRequest(req, res, {});
+        const inscriptionId = params.params.id;
+        const userId = req.user.id;
+
+        try {
+            const inscription = await eventInscriptionService._getInscriptionById(inscriptionId);
+            if (!inscription) {
+                return handleResultResponse("Inscription no encontrada", null, params, res, httpStatus.NOT_FOUND);
+            } else if (inscription.userId !== userId) {
+                return handleResultResponse("Inscription no encontrada", null, params, res, httpStatus.NOT_FOUND);                
+            }
+
+            const qrConfig = {
+                name: req.user.name,
+                surname: req.user.surname,
+                code: inscription.code_ticket,
+                color: (inscription.level && inscription.level.color) ? inscription.level.color : null,
+            }
+            const qrCode = await QRHelper.getInscriptionQRCode(qrConfig);
+
+            return handleResultResponse(qrCode, null, params, res, httpStatus.OK);
+
+        } catch (error) {
+            return handleResultResponse("Error al buscar la inscripción", null, params, res, httpStatus.NOT_FOUND);
+        }
 
     },
    
diff --git a/modules/events/event.routes.js b/modules/events/event.routes.js
index 8c63702..3ecf6ac 100644
--- a/modules/events/event.routes.js
+++ b/modules/events/event.routes.js
@@ -3,6 +3,7 @@ const routes = require('express').Router();
 const { isAdministratorUser, isLoggedUser } = require('../../middlewares/accessValidator');
 const SchemaValidator = require('../../middlewares/schemaValidator');
 
+const { cacheSuccesses } = require('../../middlewares/cache');
 const PaginateMiddleware = require('../../middlewares/paginate');
 const FieldMiddleware = require('../../middlewares/fields');
 const SortMiddleware = require('../../middlewares/sort');
@@ -19,7 +20,7 @@ const generalInvalidFields = [
 ];
 
 //Da todas las ciudades en las que ha habido congresos
-routes.get('/cities',
+routes.get('/cities', cacheSuccesses('24 hours'),
 //    isLoggedUser,
 //    FieldMiddleware.middleware({
 //        invalidFields: generalInvalidFields
@@ -55,7 +56,7 @@ routes.get('/events/next',
     }),
 );
 
-routes.get('/events/past', 
+routes.get('/events/past', cacheSuccesses('24 hours'),
     isLoggedUser,
     FieldMiddleware.middleware({
         invalidFields: generalInvalidFields
@@ -97,7 +98,6 @@ routes.get('/events/:id',
         invalidFields: generalInvalidFields
     }),    
     (req, res, next) => {
-        console.log(req.user.id);
         return eventController.findOne({
             scopes: ['defaultScope', 'includeVenue', 'includeMultimedias', 'includeSpeakers', { method: ['includeInscription', req.user.id] }]
         })(req, res, next)
@@ -137,9 +137,48 @@ routes.get('/events/:id/inscriptions',
 // Esto da todas las inscripciones de un usuario
 routes.get('/me/inscriptions',
     isLoggedUser,
+    /*(req, res, next) => {
+        req.apicacheGroup = req.user.id;
+        next();
+    },
+    cacheSuccesses('1 hour'),*/
     eventController.getInscriptions,
 );
 
+// Esto da la inscripción de un usuario
+routes.get('/me/inscriptions/:id',
+    isLoggedUser,
+    /*(req, res, next) => {
+        req.apicacheGroup = req.user.id;
+        next();
+    },
+    cacheSuccesses('1 hour'),*/
+    eventController.getInscription,
+);
+
+// Inscription QR Code
+routes.get('/me/inscriptions/:id/qr', isLoggedUser,
+    //cacheSuccesses('1 hour'),
+    eventController.getQRCodeInscription,
+);
+
+/*router.get('/:conferenceId/inscription/:userId/qrimage', function (req, res) {
+    conference.getInscriptionQRCode(req.params.conferenceId, req.params.userId, function (result, status) {
+        if (result && result.data) {
+            var buffer = new Buffer(result.data.split(",")[1], 'base64');
+
+            res.writeHead(status, {
+                'Content-Type': 'image/png',
+                'Content-Length': buffer.length
+            });
+
+            res.end(buffer);
+        } else {
+            res.status(200).end('')
+        }
+    });
+});*/
+
 // Hacer una inscripción
 routes.post('/events/:id/inscriptions',
     isLoggedUser, 
diff --git a/modules/events/event.service.js b/modules/events/event.service.js
index 5e37334..0c9130b 100644
--- a/modules/events/event.service.js
+++ b/modules/events/event.service.js
@@ -50,9 +50,9 @@ const extraMethods = {
                 where: { id: eventId }
                 })
                 .then(function (result) {
-                    const aaa = result[0];
-                    console.log('aaaaaaaaaaaaaaaaaaaaaaaaaaa');
-                    console.log(aaa);
+                    //const aaa = result[0];
+                    //console.log('aaaaaaaaaaaaaaaaaaaaaaaaaaa');
+                    //console.log(aaa);
                     resolve((result[0] === 1));
                 })
                 .catch(function (error) {
@@ -71,9 +71,9 @@ const extraMethods = {
                     where: { id: eventId }
                 })
                 .then(function (result) {
-                    const aaa = result[0];
-                    console.log('aaaaaaaaaaaaaaaaaaaaaaaaaaa');
-                    console.log(aaa);
+                    //const aaa = result[0];
+                    //console.log('aaaaaaaaaaaaaaaaaaaaaaaaaaa');
+                    //console.log(aaa);
                     resolve((result[0] === 1));
                 })
                 .catch(function (error) {
diff --git a/modules/events/events_inscriptions.service.js b/modules/events/events_inscriptions.service.js
index 1e79b65..1a25d94 100644
--- a/modules/events/events_inscriptions.service.js
+++ b/modules/events/events_inscriptions.service.js
@@ -9,10 +9,10 @@ const marketing = require('../../helpers/mailchimp.helper')
 
 const extraMethods = {
 
-    _getInscriptionById: (Id) => {
-        return models.EventInscription.findOne({
+    _getInscriptionById: (id) => {
+        return models.EventInscription.scope('includeEventAndVenue').findOne({
             where: {
-                id: Id,
+                id: id,
             },
         })
     },
@@ -76,7 +76,7 @@ const extraMethods = {
     },
 
     _createInscription: (eventId, userId, type, validated, source, reservationId, overflowEventId) => {
-console.log('>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>><<valores de la inscripcion');
+        console.log('>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>><<valores de la inscripcion');
         console.log(eventId, userId, type, validated, source, reservationId, overflowEventId);
 
         return new Promise(function (resolve, reject) {
diff --git a/modules/multimedia/multimedia.service.js b/modules/multimedia/multimedia.service.js
index 943ff16..6edb596 100644
--- a/modules/multimedia/multimedia.service.js
+++ b/modules/multimedia/multimedia.service.js
@@ -17,7 +17,6 @@ const extraMethods = {
         }
         
         const multimedia = result.toJSON();
-        console.log(multimedia);
 
         if (multimedia.provider === 'vimeo') {
             multimedia.providerInfo = await providerComposer(multimedia);
diff --git a/modules/multimedia/multimedia_file.service.js b/modules/multimedia/multimedia_file.service.js
index 3375afc..008b044 100644
--- a/modules/multimedia/multimedia_file.service.js
+++ b/modules/multimedia/multimedia_file.service.js
@@ -17,7 +17,7 @@ const extraMethods = {
         }
         
         const multimedia = result.toJSON();
-        console.log(multimedia);
+
 
         if (multimedia.provider === 'vimeo') {
             multimedia.providerInfo = await providerComposer(multimedia);
diff --git a/modules/values/value.service.js b/modules/values/value.service.js
index 9e3b4b4..001f836 100644
--- a/modules/values/value.service.js
+++ b/modules/values/value.service.js
@@ -35,7 +35,6 @@ function findModelAssociationByForeignIdentifier(model, foreignId) {
 
     Object.keys(model.associations).forEach((key) => {
         if (model.association[key].foreignIdentifier === foreignId) {
-            console.log('encontrado');
             const accessors = model.association[key].accessors;
             return {
                 name: model.association[key].as,
diff --git a/package.json b/package.json
index 8b603ce..ea5681f 100644
--- a/package.json
+++ b/package.json
@@ -51,6 +51,7 @@
     "passport-local": "^1.0.0",
     "path": "^0.12.7",
     "pino": "^4.7.1",
+    "qrcode": "^1.4.1",
     "rand-token": "^0.4.0",
     "redis": "^2.8.0",
     "response-time": "^2.3.2",
diff --git a/yarn.lock b/yarn.lock
index afccafe..0645ae2 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -325,12 +325,17 @@ ansi-regex@^3.0.0:
   resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-3.0.0.tgz#ed0317c322064f79466c02966bddb605ab37d998"
   integrity sha1-7QMXwyIGT3lGbAKWa922Bas32Zg=
 
+ansi-regex@^4.1.0:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/ansi-regex/-/ansi-regex-4.1.0.tgz#8b9f8f08cf1acb843756a839ca8c7e3168c51997"
+  integrity sha512-1apePfXM1UOSqw0o9IiFAovVz9M5S1Dg+4TrDwfMewQ6p/rmMueb7tWZjQ1rx4Loy1ArBggoqGpfqqdI4rondg==
+
 ansi-styles@^2.2.1:
   version "2.2.1"
   resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-2.2.1.tgz#b432dd3358b634cf75e1e4664368240533c1ddbe"
   integrity sha1-tDLdM1i2NM914eRmQ2gkBTPB3b4=
 
-ansi-styles@^3.2.1:
+ansi-styles@^3.2.0, ansi-styles@^3.2.1:
   version "3.2.1"
   resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-3.2.1.tgz#41fbb20243e50b12be0f04b8dedbf07520ce841d"
   integrity sha512-VT0ZI6kZRdTh8YyJw3SMbYm/u+NqfsAxEpWO0Pf9sq8/e94WxxOpPKx9FR1FlyCtOVDNOQ+8ntlqFxiRc+r5qA==
@@ -617,6 +622,11 @@ camelcase@^4.0.0:
   resolved "https://registry.yarnpkg.com/camelcase/-/camelcase-4.1.0.tgz#d545635be1e33c542649c69173e5de6acfae34dd"
   integrity sha1-1UVjW+HjPFQmScaRc+Xeas+uNN0=
 
+camelcase@^5.0.0:
+  version "5.3.1"
+  resolved "https://registry.yarnpkg.com/camelcase/-/camelcase-5.3.1.tgz#e3c9b31569e106811df242f715725a1f4c494320"
+  integrity sha512-L28STB170nwWS63UjtlEOE3dldQApaJXZkOI1uMFfzf3rRuPegHaHesyee+YxQ+W6SvRDQV6UrdOdRiR153wJg==
+
 camelize@1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/camelize/-/camelize-1.0.0.tgz#164a5483e630fa4321e5af07020e531831b2609b"
@@ -725,6 +735,15 @@ cli-width@^2.0.0:
   resolved "https://registry.yarnpkg.com/cli-width/-/cli-width-2.2.0.tgz#ff19ede8a9a5e579324147b0c11f0fbcbabed639"
   integrity sha1-/xnt6Kml5XkyQUewwR8PvLq+1jk=
 
+cliui@^5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/cliui/-/cliui-5.0.0.tgz#deefcfdb2e800784aa34f46fa08e06851c7bbbc5"
+  integrity sha512-PYeGSEmmHM6zvoef2w8TPzlrnNpXIjTipYK780YswmIP9vjxmd6Y2a3CB2Ks6/AU8NHjZugXvo8w3oWM2qnwXA==
+  dependencies:
+    string-width "^3.1.0"
+    strip-ansi "^5.2.0"
+    wrap-ansi "^5.1.0"
+
 cls-bluebird@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/cls-bluebird/-/cls-bluebird-2.1.0.tgz#37ef1e080a8ffb55c2f4164f536f1919e7968aee"
@@ -1010,6 +1029,11 @@ debug@^4.1.0, debug@^4.1.1:
   dependencies:
     ms "^2.1.1"
 
+decamelize@^1.2.0:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/decamelize/-/decamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"
+  integrity sha1-9lNNFRSCabIDUue+4m9QH5oZEpA=
+
 decode-uri-component@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/decode-uri-component/-/decode-uri-component-0.2.0.tgz#eb3913333458775cb84cd1a1fae062106bb87545"
@@ -1098,6 +1122,11 @@ dicer@^0.3.0:
   dependencies:
     streamsearch "0.1.2"
 
+dijkstrajs@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/dijkstrajs/-/dijkstrajs-1.0.1.tgz#d3cd81221e3ea40742cfcde556d4e99e98ddc71b"
+  integrity sha1-082BIh4+pAdCz83lVtTpnpjdxxs=
+
 dns-prefetch-control@0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/dns-prefetch-control/-/dns-prefetch-control-0.1.0.tgz#60ddb457774e178f1f9415f0cabb0e85b0b300b2"
@@ -1200,6 +1229,11 @@ ee-first@1.1.1:
   resolved "https://registry.yarnpkg.com/ee-first/-/ee-first-1.1.1.tgz#590c61156b0ae2f4f0255732a158b266bc56b21d"
   integrity sha1-WQxhFWsK4vTwJVcyoViyZrxWsh0=
 
+emoji-regex@^7.0.1:
+  version "7.0.3"
+  resolved "https://registry.yarnpkg.com/emoji-regex/-/emoji-regex-7.0.3.tgz#933a04052860c85e83c122479c4748a8e4c72156"
+  integrity sha512-CwBLREIQ7LvYFB0WyRvwhq5N5qPhc6PMjD6bYggFlI5YyDgl+0vxq5VHbMOFqLg7hfWzmu8T5Z1QofhmTIhItA==
+
 enabled@1.0.x:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/enabled/-/enabled-1.0.2.tgz#965f6513d2c2d1c5f4652b64a2e3396467fc2f93"
@@ -1567,6 +1601,13 @@ finalhandler@1.1.1:
     statuses "~1.4.0"
     unpipe "~1.0.0"
 
+find-up@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/find-up/-/find-up-3.0.0.tgz#49169f1d7993430646da61ecc5ae355c21c97b73"
+  integrity sha512-1yD6RmLI1XBfxugvORwlck6f75tYL+iR0jqwsOrOxMZyGYqUuDhJ0l4AXdO1iX/FTs9cBAMEk1gWSEx1kSbylg==
+  dependencies:
+    locate-path "^3.0.0"
+
 firebase-admin@^8.1.0:
   version "8.2.0"
   resolved "https://registry.yarnpkg.com/firebase-admin/-/firebase-admin-8.2.0.tgz#d2ff17fc427f7db5e9b1ee897bdf9c0c26773cc0"
@@ -1732,6 +1773,11 @@ generate-function@^2.3.1:
   dependencies:
     is-property "^1.0.2"
 
+get-caller-file@^2.0.1:
+  version "2.0.5"
+  resolved "https://registry.yarnpkg.com/get-caller-file/-/get-caller-file-2.0.5.tgz#4f94412a82db32f36e3b0b9741f8a97feb031f7e"
+  integrity sha512-DyFP3BM/3YHTQOCUL/w0OZHR0lpKeGrxotcHWcqNEdnltqFwXVfhEBQ94eIo34AfQpo0rGki4cyIiftY06h2Fg==
+
 get-stream@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/get-stream/-/get-stream-3.0.0.tgz#8e943d1358dc37555054ecbe2edb05aa174ede14"
@@ -2347,6 +2393,11 @@ isarray@1.0.0, isarray@~1.0.0:
   resolved "https://registry.yarnpkg.com/isarray/-/isarray-1.0.0.tgz#bb935d48582cba168c06834957a54a3e07124f11"
   integrity sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE=
 
+isarray@^2.0.1:
+  version "2.0.5"
+  resolved "https://registry.yarnpkg.com/isarray/-/isarray-2.0.5.tgz#8af1e4c1221244cc62459faf38940d4e644a5723"
+  integrity sha512-xHjhDr3cNBK0BzdUJSPXZntQUx/mwMS5Rw4A7lPJ90XGAO6ISP/ePDNuo0vhqOZU+UD5JoodwCAAoZQd3FeAKw==
+
 isemail@3.x.x:
   version "3.2.0"
   resolved "https://registry.yarnpkg.com/isemail/-/isemail-3.2.0.tgz#59310a021931a9fb06bbb51e155ce0b3f236832c"
@@ -2501,6 +2552,14 @@ levn@^0.3.0, levn@~0.3.0:
     prelude-ls "~1.1.2"
     type-check "~0.3.2"
 
+locate-path@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/locate-path/-/locate-path-3.0.0.tgz#dbec3b3ab759758071b58fe59fc41871af21400e"
+  integrity sha512-7AO748wWnIhNqAuaty2ZWHkQHRSNfPVIsPIfwEOWO22AmaoVrWavlOcMR5nzTLNYvp36X220/maaRsrec1G65A==
+  dependencies:
+    p-locate "^3.0.0"
+    path-exists "^3.0.0"
+
 lodash.at@^4.6.0:
   version "4.6.0"
   resolved "https://registry.yarnpkg.com/lodash.at/-/lodash.at-4.6.0.tgz#93cdce664f0a1994ea33dd7cd40e23afd11b0ff8"
@@ -3108,6 +3167,25 @@ p-finally@^1.0.0:
   resolved "https://registry.yarnpkg.com/p-finally/-/p-finally-1.0.0.tgz#3fbcfb15b899a44123b34b6dcc18b724336a2cae"
   integrity sha1-P7z7FbiZpEEjs0ttzBi3JDNqLK4=
 
+p-limit@^2.0.0:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/p-limit/-/p-limit-2.2.0.tgz#417c9941e6027a9abcba5092dd2904e255b5fbc2"
+  integrity sha512-pZbTJpoUsCzV48Mc9Nh51VbwO0X9cuPFE8gYwx9BTCt9SF8/b7Zljd2fVgOxhIF/HDTKgpVzs+GPhyKfjLLFRQ==
+  dependencies:
+    p-try "^2.0.0"
+
+p-locate@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/p-locate/-/p-locate-3.0.0.tgz#322d69a05c0264b25997d9f40cd8a891ab0064a4"
+  integrity sha512-x+12w/To+4GFfgJhBEpiDcLozRJGegY+Ei7/z0tSLkMmxGZNybVMSfWj9aJn8Z5Fc7dBUNJOOVgPv2H7IwulSQ==
+  dependencies:
+    p-limit "^2.0.0"
+
+p-try@^2.0.0:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/p-try/-/p-try-2.2.0.tgz#cb2868540e313d61de58fafbe35ce9004d5540e6"
+  integrity sha512-R4nPAVTAU0B9D35/Gk3uJf/7XYbQcyohSKdvAxIRSNghFl4e71hVoGnBNQz9cWaXxO2I10KTC+3jMdvvoKw6dQ==
+
 package-json@^4.0.0:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/package-json/-/package-json-4.0.1.tgz#8869a0401253661c4c4ca3da6c2121ed555f5eed"
@@ -3167,6 +3245,11 @@ path-dirname@^1.0.0:
   resolved "https://registry.yarnpkg.com/path-dirname/-/path-dirname-1.0.2.tgz#cc33d24d525e099a5388c0336c6e32b9160609e0"
   integrity sha1-zDPSTVJeCZpTiMAzbG4yuRYGCeA=
 
+path-exists@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/path-exists/-/path-exists-3.0.0.tgz#ce0ebeaa5f78cb18925ea7d810d7b59b010fd515"
+  integrity sha1-zg6+ql94yxiSXqfYENe1mwEP1RU=
+
 path-is-absolute@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/path-is-absolute/-/path-is-absolute-1.0.1.tgz#174b9268735534ffbc7ace6bf53a5a9e1b5c5f5f"
@@ -3239,6 +3322,11 @@ pluralize@^7.0.0:
   resolved "https://registry.yarnpkg.com/pluralize/-/pluralize-7.0.0.tgz#298b89df8b93b0221dbf421ad2b1b1ea23fc6777"
   integrity sha512-ARhBOdzS3e41FbkW/XWrTEtukqqLoK5+Z/4UeDaLuSW+39JPeFgs4gCGqsrJHVZX0fUrx//4OF0K1CUGwlIFow==
 
+pngjs@^3.3.0:
+  version "3.4.0"
+  resolved "https://registry.yarnpkg.com/pngjs/-/pngjs-3.4.0.tgz#99ca7d725965fb655814eaf65f38f12bbdbf555f"
+  integrity sha512-NCrCHhWmnQklfH4MtJMRjZ2a8c80qXeMlQMv2uVp9ISJMTt562SbGd6n2oq0PaPgKm7Z6pL9E2UlLIhC+SHL3w==
+
 posix-character-classes@^0.1.0:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/posix-character-classes/-/posix-character-classes-0.1.1.tgz#01eac0fe3b5af71a2a6c02feabb8c1fef7e00eab"
@@ -3336,6 +3424,16 @@ punycode@2.x.x:
   resolved "https://registry.yarnpkg.com/punycode/-/punycode-2.1.1.tgz#b58b010ac40c22c5657616c8d2c2c02c7bf479ec"
   integrity sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A==
 
+qrcode@^1.4.1:
+  version "1.4.1"
+  resolved "https://registry.yarnpkg.com/qrcode/-/qrcode-1.4.1.tgz#2126814985d0dbbd9aee050fc523d319c6a7dc3b"
+  integrity sha512-3JhHQJkKqJL4PfoM6t+B40f0GWv9eNJAJmuNx2X/sHEOLvMyvEPN8GfbdN1qmr19O8N2nLraOzeWjXocHz1S4w==
+  dependencies:
+    dijkstrajs "^1.0.1"
+    isarray "^2.0.1"
+    pngjs "^3.3.0"
+    yargs "^13.2.4"
+
 qs@6.5.2:
   version "6.5.2"
   resolved "https://registry.yarnpkg.com/qs/-/qs-6.5.2.tgz#cb3ae806e8740444584ef154ce8ee98d403f3e36"
@@ -3500,6 +3598,16 @@ repeat-string@^1.6.1:
   resolved "https://registry.yarnpkg.com/repeat-string/-/repeat-string-1.6.1.tgz#8dcae470e1c88abc2d600fff4a776286da75e637"
   integrity sha1-jcrkcOHIirwtYA//Sndihtp15jc=
 
+require-directory@^2.1.1:
+  version "2.1.1"
+  resolved "https://registry.yarnpkg.com/require-directory/-/require-directory-2.1.1.tgz#8c64ad5fd30dab1c976e2344ffe7f792a6a6df42"
+  integrity sha1-jGStX9MNqxyXbiNE/+f3kqam30I=
+
+require-main-filename@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/require-main-filename/-/require-main-filename-2.0.0.tgz#d0b329ecc7cc0f61649f62215be69af54aa8989b"
+  integrity sha512-NKN5kMDylKuldxYLSUfrbo5Tuzh4hd+2E8NPPX02mZtn1VuREQToYe/ZdlJy+J3uCpfaiGF05e7B8W0iXbQHmg==
+
 require-uncached@^1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/require-uncached/-/require-uncached-1.0.3.tgz#4e0d56d6c9662fd31e43011c4b95aa49955421d3"
@@ -3694,7 +3802,7 @@ serve-static@1.13.2:
     parseurl "~1.3.2"
     send "0.16.2"
 
-set-blocking@~2.0.0:
+set-blocking@^2.0.0, set-blocking@~2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/set-blocking/-/set-blocking-2.0.0.tgz#045f9782d011ae9a6803ddd382b24392b3d890f7"
   integrity sha1-BF+XgtARrppoA93TgrJDkrPYkPc=
@@ -3904,6 +4012,15 @@ string-width@^1.0.1:
     is-fullwidth-code-point "^2.0.0"
     strip-ansi "^4.0.0"
 
+string-width@^3.0.0, string-width@^3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/string-width/-/string-width-3.1.0.tgz#22767be21b62af1081574306f69ac51b62203961"
+  integrity sha512-vafcv6KjVZKSgz06oM/H6GDBrAtz8vdhQakGjFIvNrHA6y3HCF1CInLy+QLq8dTJPQ1b+KDUqDFctkdRW44e1w==
+  dependencies:
+    emoji-regex "^7.0.1"
+    is-fullwidth-code-point "^2.0.0"
+    strip-ansi "^5.1.0"
+
 string_decoder@^1.1.1:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-1.2.0.tgz#fe86e738b19544afe70469243b2a1ee9240eae8d"
@@ -3937,6 +4054,13 @@ strip-ansi@^4.0.0:
   dependencies:
     ansi-regex "^3.0.0"
 
+strip-ansi@^5.0.0, strip-ansi@^5.1.0, strip-ansi@^5.2.0:
+  version "5.2.0"
+  resolved "https://registry.yarnpkg.com/strip-ansi/-/strip-ansi-5.2.0.tgz#8c9a536feb6afc962bdfa5b104a5091c1ad9c0ae"
+  integrity sha512-DuRs1gKbBqsMKIZlrffwlug8MHkcnpjs5VPmL1PAh+mA30U0DTotfDZ0d2UUsXpPmPmMMJ6W773MaA3J+lbiWA==
+  dependencies:
+    ansi-regex "^4.1.0"
+
 strip-eof@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/strip-eof/-/strip-eof-1.0.0.tgz#bb43ff5598a6eb05d89b59fcd129c983313606bf"
@@ -4288,6 +4412,11 @@ websocket-extensions@>=0.1.1:
   resolved "https://registry.yarnpkg.com/websocket-extensions/-/websocket-extensions-0.1.3.tgz#5d2ff22977003ec687a4b87073dfbbac146ccf29"
   integrity sha512-nqHUnMXmBzT0w570r2JpJxfiSD1IzoI+HGVdd3aZ0yNi3ngvQ4jv1dtHt5VGxfI2yj5yqImPhOK4vmIh2xMbGg==
 
+which-module@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/which-module/-/which-module-2.0.0.tgz#d9ef07dce77b9902b8a3a8fa4b31c3e3f7e6e87a"
+  integrity sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho=
+
 which@^1.2.9:
   version "1.3.1"
   resolved "https://registry.yarnpkg.com/which/-/which-1.3.1.tgz#a45043d54f5805316da8d62f9f50918d3da70b0a"
@@ -4344,6 +4473,15 @@ wordwrap@~1.0.0:
   resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-1.0.0.tgz#27584810891456a4171c8d0226441ade90cbcaeb"
   integrity sha1-J1hIEIkUVqQXHI0CJkQa3pDLyus=
 
+wrap-ansi@^5.1.0:
+  version "5.1.0"
+  resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-5.1.0.tgz#1fd1f67235d5b6d0fee781056001bfb694c03b09"
+  integrity sha512-QC1/iN/2/RPVJ5jYK8BGttj5z83LmSKmvbvrXPNCLZSEb32KKVDJDl/MOt2N01qU2H/FkzEa9PKto1BqDjtd7Q==
+  dependencies:
+    ansi-styles "^3.2.0"
+    string-width "^3.0.0"
+    strip-ansi "^5.0.0"
+
 wrappy@1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/wrappy/-/wrappy-1.0.2.tgz#b5243d8f3ec1aa35f1364605bc0d1036e30ab69f"
@@ -4390,6 +4528,11 @@ xtend@~4.0.1:
   resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.1.tgz#a5c6d532be656e23db820efb943a1f04998d63af"
   integrity sha1-pcbVMr5lbiPbgg77lDofBJmNY68=
 
+y18n@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/y18n/-/y18n-4.0.0.tgz#95ef94f85ecc81d007c264e190a120f0a3c8566b"
+  integrity sha512-r9S/ZyXu/Xu9q1tYlpsLIsa3EeLXXk0VwlxqTcFRfg9EhMW+17kbt9G0NrgCmhGb5vT2hyhJZLfDGx+7+5Uj/w==
+
 yallist@^2.1.2:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/yallist/-/yallist-2.1.2.tgz#1c11f9218f076089a47dd512f93c6699a6a81d52"
@@ -4399,3 +4542,27 @@ yallist@^3.0.0, yallist@^3.0.2:
   version "3.0.3"
   resolved "https://registry.yarnpkg.com/yallist/-/yallist-3.0.3.tgz#b4b049e314be545e3ce802236d6cd22cd91c3de9"
   integrity sha512-S+Zk8DEWE6oKpV+vI3qWkaK+jSbIK86pCwe2IF/xwIpQ8jEuxpw9NyaGjmp9+BoJv5FV2piqCDcoCtStppiq2A==
+
+yargs-parser@^13.1.1:
+  version "13.1.1"
+  resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-13.1.1.tgz#d26058532aa06d365fe091f6a1fc06b2f7e5eca0"
+  integrity sha512-oVAVsHz6uFrg3XQheFII8ESO2ssAf9luWuAd6Wexsu4F3OtIW0o8IribPXYrD4WC24LWtPrJlGy87y5udK+dxQ==
+  dependencies:
+    camelcase "^5.0.0"
+    decamelize "^1.2.0"
+
+yargs@^13.2.4:
+  version "13.3.0"
+  resolved "https://registry.yarnpkg.com/yargs/-/yargs-13.3.0.tgz#4c657a55e07e5f2cf947f8a366567c04a0dedc83"
+  integrity sha512-2eehun/8ALW8TLoIl7MVaRUrg+yCnenu8B4kBlRxj3GJGDKU1Og7sMXPNm1BYyM1DOJmTZ4YeN/Nwxv+8XJsUA==
+  dependencies:
+    cliui "^5.0.0"
+    find-up "^3.0.0"
+    get-caller-file "^2.0.1"
+    require-directory "^2.1.1"
+    require-main-filename "^2.0.0"
+    set-blocking "^2.0.0"
+    string-width "^3.0.0"
+    which-module "^2.0.0"
+    y18n "^4.0.0"
+    yargs-parser "^13.1.1"