Add basic accessibility scan for most public pages. Disable any a11y tests with known issues

cypress/integration/collection-page.spec.ts

@@ -0,0 +1,23 @@
+import { Options } from "cypress-axe";
+import { TEST_COLLECTION } from "cypress/support";
+
+describe('Collection Page', () => {
+
+    it('should pass accessibility tests', () => {
+        cy.visit('/collections/' + TEST_COLLECTION);
+        cy.injectAxe();
+
+        // <ds-collection-page> tag must be loaded
+        cy.get('ds-collection-page').should('exist');
+
+        // Analyze <ds-collection-page> for accessibility issues
+        // Disable color-contrast checks until it is fixed (see #1202 and #1178)
+        cy.checkA11y('ds-collection-page',
+            {
+                rules: {
+                    'color-contrast': { enabled: false }
+                }
+            } as Options
+        );
+    });
+});