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nodejs-mongo devfile sample issues

See original GitHub issue

Describe the bug

https://github.com/eclipse/che-devfile-registry/tree/master/devfiles/nodejs-mongo 3 issues

run the web app task opens URL that returns 404 (#13964, #13945)
“create test user” task gives no output and it’s not clear whether it works
when running run the web app task for a while, this Error happens

/projects/nodejs-mongodb-app/node_modules/mongodb/lib/server.js:242
        process.nextTick(function() { throw err; })
                                      ^
Error: connect ETIMEDOUT 10.109.232.241:27017
    at TCPConnectWrap.afterConnect [as oncomplete] (net.js:1113:14)
Emitted 'error' event at:
    at NativeConnection.Connection.error (/projects/nodejs-mongodb-app/node_modules/mongoose/lib/connection.js:443:8)
    at /projects/nodejs-mongodb-app/node_modules/mongoose/lib/connection.js:472:15
    at /projects/nodejs-mongodb-app/node_modules/mongoose/lib/drivers/node-mongodb-native/connection.js:59:21
    at /projects/nodejs-mongodb-app/node_modules/mongodb/lib/db.js:232:14
    at Server.<anonymous> (/projects/nodejs-mongodb-app/node_modules/mongodb/lib/server.js:240:9)
    at Object.onceWrapper (events.js:273:13)
    at Server.emit (events.js:182:13)
    at Pool.<anonymous> (/projects/nodejs-mongodb-app/node_modules/mongodb-core/lib/topologies/server.js:308:68)
    at Pool.emit (events.js:182:13)
    at Connection.<anonymous> (/projects/nodejs-mongodb-app/node_modules/mongodb-core/lib/connection/pool.js:115:12)
    at Object.onceWrapper (events.js:273:13)
    at Connection.emit (events.js:182:13)
    at Socket.<anonymous> (/projects/nodejs-mongodb-app/node_modules/mongodb-core/lib/connection/connection.js:144:49)
    at Object.onceWrapper (events.js:273:13)
    at Socket.emit (events.js:182:13)
    at emitErrorNT (internal/streams/destroy.js:82:8)
[nodemon] app crashed - waiting for file changes before starting...

Che version

nightly

Steps to reproduce

import devfile https://github.com/eclipse/che-devfile-registry/tree/master/devfiles/nodejs-mongo
run run the web app task
! page with URL getting 404 appears
wait for some time doing nothing
! see Error in terminal
run create test user
! nothing visible happens