[bug] Playwright fixes (#9933)

* Fixes for playwright testing

- Ensure cookies are completely cleaned  between sessions
- Fix base URL based on vite command
- Fix samesite cookie mode
- Prevent /static/ files being served by web server on :8000

* Remove gunicorn option

* Readjust base URL

* Simplify doCachedLogin

* Fix logic func

* Revert webserver cmd

* Set base URL in playwrightconfig file

* Fix URL checks

* Fix URL definitions

* adjust playwright base URL

* Tweak for URL helper

* Further login tweaks

* Tweak test

* wait for API before starting tests

* Handle error

* Adjust login functions

* Don't use gunicorn

- But still use the webserver to serve static files in CI

* Enhanced login functions

* Tweak login tests

* Fix broken test

* Flipped the flippies

src/frontend/tests/helpers.ts

@@ -1,5 +1,3 @@
-import { baseUrl } from './defaults';
-
 /**
  * Open the filter drawer for the currently visible table
  * @param page - The page object
@@ -73,21 +71,30 @@ export const clickOnRowMenu = async (cell) => {
   await row.getByLabel(/row-action-menu-/i).click();
 };
 
+interface NavigateOptions {
+  waitUntil?: 'load' | 'domcontentloaded' | 'networkidle';
+  baseUrl?: string;
+}
+
 /**
  * Navigate to the provided page, and wait for loading to complete
  * @param page
  * @param url
  */
-export const navigate = async (page, url: string) => {
-  if (!url.startsWith(baseUrl)) {
-    if (url.startsWith('/')) {
-      url = url.slice(1);
-    }
-
-    url = `${baseUrl}/${url}`;
+export const navigate = async (
+  page,
+  url: string,
+  options?: NavigateOptions
+) => {
+  if (!url.startsWith('http') && !url.includes('web')) {
+    url = `/web/${url}`.replaceAll('//', '/');
   }
 
-  await page.goto(url);
+  const path: string = options?.baseUrl
+    ? new URL(url, options.baseUrl).toString()
+    : url;
+
+  await page.goto(path, { waitUntil: options?.waitUntil ?? 'load' });
 };
 
 /**