Hotfix add upload service for backend again

dbrepo-gateway-service/dbrepo.conf

dbrepo-ui/api/index.js

dbrepo-ui/api/middleware.service.js

dbrepo-ui/api/upload.service.js

dbrepo-ui/components/dialogs/EditTuple.vue

dbrepo-ui/dbrepo.config.json

dbrepo-ui/nuxt.config.js

dbrepo-ui/package.json

dbrepo-ui/pages/database/_database_id/info.vue

...ui/pages/database/_database_id/table/_table_id/import.vue

...o-ui/pages/database/_database_id/table/_table_id/info.vue

dbrepo-ui/pages/database/_database_id/table/import.vue

dbrepo-ui/plugins/axios.js

dbrepo-ui/yarn.lock

docker-compose.yml