feat: implement sumsub API module

feat: add 3rd party services splash screen
feat: add sumsub as a configurable 3rd party service
feat: sumsub config loader
fix: small fixes

feat: add external validation as a compliance trigger
feat: add external validation route in l-s
feat: add external validation graphql module
feat: integrate sumsub SDK

feat: improve sumsub form to allow adding multiple applicant levels with enhanced UX
feat: added support for array fields in FormRenderer
feat: allow external validation triggers to dynamically use levels setup in the services page
fix: multiple small fixes

feat: get external compliance customer info
fix: small fixes

feat: add informational card in customer profile regarding external service info

feat: send external customer data for machine trigger verification

feat: restrictions to the creation of custom info requests and external validation triggers
fix: allow for a single applicant level to be setup

fix: account instance access

fix: small fixes

fix: development-only log

lib/plugins/compliance/sumsub/request.js

@@ -0,0 +1,41 @@
+const axios = require('axios')
+const crypto = require('crypto')
+const _ = require('lodash/fp')
+const FormData = require('form-data')
+const settingsLoader = require('../../../new-settings-loader')
+
+const ph = require('../../../plugin-helper')
+
+const axiosConfig = {
+  baseURL: 'https://api.sumsub.com'
+}
+
+const axiosInstance = axios.create(axiosConfig)
+
+const buildSignature = config => {
+  return settingsLoader.loadLatest()
+    .then(({ accounts }) => ph.getAccountInstance(accounts.sumsub, 'sumsub'))
+    .then(({ secretKey, apiToken }) => {
+      const timestamp = Math.floor(Date.now() / 1000)
+      const signature = crypto.createHmac('sha256', secretKey)
+      
+      signature.update(`${timestamp}${_.toUpper(config.method)}${config.url}`)
+      if (config.data instanceof FormData) {
+        signature.update(config.data.getBuffer())
+      } else if (config.data) {
+        signature.update(config.data)
+      }
+
+      config.headers['X-App-Token'] = apiToken
+      config.headers['X-App-Access-Sig'] = signature.digest('hex')
+      config.headers['X-App-Access-Ts'] = timestamp
+
+      return config
+    })
+}
+
+axiosInstance.interceptors.request.use(buildSignature, Promise.reject)
+
+const request = config => axiosInstance(config)
+
+module.exports = request