Ensure all relevant port references are updated and document changes

Signed-off-by: Otto Sichert <git@ottosichert.de>

packages/embedded-techdocs-app/app-config.dev.yaml

@@ -5,8 +5,8 @@ app:
   baseUrl: http://localhost:3000
 
 backend:
-  baseUrl: http://localhost:7000
+  baseUrl: http://localhost:7007
 
 techdocs:
   builder: 'external'
-  requestUrl: http://localhost:7000/api
+  requestUrl: http://localhost:7007/api

packages/embedded-techdocs-app/src/App.test.tsx

@@ -26,9 +26,9 @@ describe('App', () => {
         {
           data: {
             app: { title: 'Test' },
-            backend: { baseUrl: 'http://localhost:7000' },
+            backend: { baseUrl: 'http://localhost:7007' },
             techdocs: {
-              storageUrl: 'http://localhost:7000/api/techdocs/static/docs',
+              storageUrl: 'http://localhost:7007/api/techdocs/static/docs',
             },
           },
           context: 'test',