add instructions to run tests, and fix linting (for WebStorm)

README.md

@@ -43,7 +43,7 @@ npm run lint
 
 * Run the correct build:
 
-  * Test
+  * Staging
 ```
 # (Let's replace this with a .env.development or .env.staging file.)
 # The test BVC_MEETUPS_PROJECT_CLAIM_ID does not resolve as a URL because it's only in the test DB and the prod redirect won't redirect there.
@@ -69,6 +69,10 @@ npm run build
 
 ## Tests
 
+### Automated
+
+`npx playwright test`
+
 ### Register new user on test server
 
 On the test server, User #0 has rights to register others, so you can start