Dashboard: New EmbeddedDashboard runtime component (#78916)

* Embedding dashboards exploratino

* Update

* Update

* Added e2e test

* Update

* initial state, and onStateChange, only explore panel menu action and other fixes and tests

* fix e2e spec

* Fix url

* fixing test

e2e/dashboards-suite/embedded-dashboard.spec.ts

@@ -0,0 +1,24 @@
+import { selectors } from '@grafana/e2e-selectors';
+
+import { e2e } from '../utils';
+import { fromBaseUrl } from '../utils/support/url';
+
+describe('Embedded dashboard', function () {
+  beforeEach(() => {
+    e2e.flows.login(Cypress.env('USERNAME'), Cypress.env('PASSWORD'));
+  });
+
+  it('open test page', function () {
+    cy.visit(fromBaseUrl('/dashboards/embedding-test'));
+
+    // Verify pie charts are rendered
+    cy.get(
+      `[data-viz-panel-key="panel-11"] [data-testid^="${selectors.components.Panels.Visualization.PieChart.svgSlice}"]`
+    ).should('have.length', 5);
+
+    // Verify no url sync
+    e2e.components.TimePicker.openButton().click();
+    cy.get('label:contains("Last 1 hour")').click();
+    cy.url().should('eq', fromBaseUrl('/dashboards/embedding-test'));
+  });
+});