install multisite environment alongside normal for easier manual test…

…ing (#1233)

* install multisite environment alongside normal for easier manual testing

* fix local-dev-entrypoint.sh warning

* try to fix file permission in build

* add setup finished marker file after both instances are installed

* increase env setup wait timeout

* debug script mods

* smarter waiting for the database

* fix failing command

* fix setup_finished file creation

* debug e2e test failure

* fix uninstall e2e test failure

.github/workflows/tests.yml

@@ -129,7 +129,7 @@ jobs:
       - run: |
           # wait for docker-compose launch to finish
           elapsed=0
-          until [ -e ./docker/wordpress/test/setup_finished ] || (( elapsed++ >= 240 )); do
+          until [ -e ./docker/wordpress/test/setup_finished ] || (( elapsed++ >= 420 )); do
             sleep 1
           done