frontend-app-api: implement core layout and initial sidebar

Co-authored-by: Camila Belo <camilaibs@gmail.com>
Co-authored-by: Philipp Hugenroth <philipph@spotify.com>
Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>

packages/frontend-plugin-api/src/extensions/createPageExtension.test.tsx

@@ -35,7 +35,7 @@ describe('createPageExtension', () => {
     ).toEqual({
       $$type: 'extension',
       id: 'test',
-      at: 'core.router/routes',
+      at: 'core.routes/routes',
       configSchema: expect.anything(),
       disabled: false,
       inputs: {},
@@ -88,7 +88,7 @@ describe('createPageExtension', () => {
     ).toEqual({
       $$type: 'extension',
       id: 'test',
-      at: 'core.router/routes',
+      at: 'core.routes/routes',
       configSchema: expect.anything(),
       disabled: false,
       inputs: {},

packages/frontend-plugin-api/src/extensions/createPageExtension.tsx

@@ -63,7 +63,7 @@ export function createPageExtension<
 
   return createExtension({
     id: options.id,
-    at: options.at ?? 'core.router/routes',
+    at: options.at ?? 'core.routes/routes',
     disabled: options.disabled,
     output: {
       component: coreExtensionData.reactComponent,

packages/frontend-plugin-api/src/wiring/createPlugin.test.ts

@@ -143,7 +143,7 @@ describe('createPlugin', () => {
     render(
       createTestAppRoot({
         plugins: [plugin],
-        config: { app: { extensions: [{ 'core.router': false }] } },
+        config: { app: { extensions: [{ 'core.routes': false }] } },
       }),
     );
 
@@ -169,7 +169,7 @@ describe('createPlugin', () => {
         config: {
           app: {
             extensions: [
-              { 'core.router': false },
+              { 'core.routes': false },
               {
                 'plugin.catalog.page': {
                   config: { name: 'CatalogRenamed' },