New e2e test suite (#555)

* add @cypress/schematic as a dev dependency

* replace protractor with cypress

* remove the boilerplate test

* add the cypress-wait-until helper library

* add cypress-wait-until to all tests

* add signet to stg proxy config

* add proxy config for production

* add environment configs to angular.json

* update e2e target to use the production proxy

* update serve and start scripts to use the new environment config

* add the concurrently lib to the dev dependencies

* fix missing import

* ignore videos and screenshots saved by the e2e suite

* add fixtures for the tests

* update cypress npm scripts to use concurrently

* add some e2e tests

frontend/cypress/integration/bisq/bisq.spec.ts

@@ -0,0 +1,52 @@
+describe('Bisq', () => {
+    beforeEach(() => {
+        
+        cy.intercept('/sockjs-node/info*').as('socket')
+        cy.intercept('/bisq/api/markets/hloc?market=btc_usd&interval=day').as('hloc')
+        cy.intercept('/bisq/api/markets/ticker').as('ticker')
+        cy.intercept('/bisq/api/markets/markets').as('markets')
+        cy.intercept('/bisq/api/markets/volumes/7d').as('7d')
+        cy.intercept('/bisq/api/markets/trades?market=all').as('trades')
+        cy.intercept('/bisq/api/txs/*/*').as('txs')
+        cy.intercept('/bisq/api/blocks/*/*').as('blocks')
+        cy.intercept('/bisq/api/stats').as('stats')
+    })
+    it('loads the dashboard', () => {
+      cy.visit('/bisq')
+      
+      cy.wait('@socket')
+      cy.wait('@hloc')
+      cy.wait('@ticker')
+      cy.wait('@markets')
+      cy.wait('@7d')
+      cy.wait('@trades')
+    })
+
+    it('loads the transactions screen', () => {
+        cy.visit('/bisq')
+        cy.get('li:nth-of-type(2) > a').click().then(() => {
+            cy.wait('@txs')
+        })
+    })
+    it('loads the blocks screen', () => {
+        cy.visit('/bisq')
+        cy.get('li:nth-of-type(3) > a').click().then(() => {
+            cy.wait('@blocks')
+        })
+    })
+    it('loads the stats screen', () => {
+        cy.visit('/bisq')
+        cy.get('li:nth-of-type(4) > a').click().then(() => {
+            cy.wait('@stats')
+        })
+    })
+
+    it('loads the api screen', () => {
+        cy.visit('/bisq')
+        cy.get('li:nth-of-type(5) > a').click().then(() => {
+           
+        })
+    })
+
+  })
+