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/liquid/liquid.spec.ts

@@ -0,0 +1,81 @@
+describe('Liquid', () => {
+    beforeEach(() => {
+        //TODO: Fix ng serve to deliver these files
+        cy.fixture('assets.minimal').then((json) => {
+            cy.intercept('/resources/assets.minimal.json', json)
+        })
+
+        cy.fixture('assets').then((json) => {
+            cy.intercept('/resources/assets.json', json)
+        })
+    })
+    
+    it('loads the dashboard', () => {
+        cy.visit('/liquid')
+    })
+
+    it('loads the blocks page', () => {
+        cy.visit('/liquid/blocks')
+    })
+
+    it('loads a specific block page', () => {
+        cy.visit('/liquid/blocks')
+    })
+
+    it('loads the graphs page', () => {
+        cy.visit('/liquid/graphs')
+    })
+
+    it('loads the tv page - desktop', () => {
+        cy.visit('/liquid')
+        cy.get('li:nth-of-type(3) > a').click().then(() => {
+            cy.wait(1000)
+        })
+    })
+
+    it('loads the graphs page - mobile', () => {
+        cy.visit('/liquid')
+        cy.get('li:nth-of-type(3) > a').click().then(() => {
+            cy.viewport('iphone-6')
+            cy.wait(1000)
+            //TODO: Should we really support TV Mode in Mobile for Bisq?
+            //cy.get('.tv-only').should('be.visible') 
+        })
+    })
+
+    describe('assets', () => {
+      it('shows the assets screen', () => {
+        cy.visit('/liquid')
+        cy.get('li:nth-of-type(5) > a').click().then(() => {
+            cy.get('table tr').should('have.length', 5)
+        })
+      })
+
+      it('allows searching assets', () => {
+        cy.visit('/liquid')
+        cy.get('li:nth-of-type(5) > a').click().then(() => {
+            cy.get('.container-xl input').click().type('Liquid Bitcoin').then(() => {
+                cy.get('table tr').should('have.length', 1)
+            })
+        })
+      })
+
+      it('shows a specific asset ID', () => {
+        cy.visit('/liquid')
+        cy.get('li:nth-of-type(5) > a').click().then(() => {
+            cy.get('.container-xl input').click().type('Liquid CAD').then(() => {
+                cy.get('table tr td:nth-of-type(4) a').click()
+            })
+        })    
+      })
+
+      it('shows a specific asset issuance TX', () => {
+        cy.visit('/liquid')
+        cy.get('li:nth-of-type(5) > a').click().then(() => {
+            cy.get('.container-xl input').click().type('Liquid CAD').then(() => {
+                cy.get('table tr td:nth-of-type(5) a').click()
+            })
+        })    
+      })
+    })
+})