Fixed CI

docs/testing.md

@@ -39,6 +39,8 @@ CI database preflight connects from the same job container and with the same URL
 
 All browser suites launch through `tests/support/browser.cjs`. `MEGURI_BROWSER_CHANNEL=chromium` selects Playwright's bundled browser without a branded channel; unset selects locally installed Chrome. Individual suites must not hardcode launch channels. CI installs Chromium and sets this variable for the whole browser run.
 
+Binding-preview regression uses the nested demo project objects, checking project names, ordered responsible people and their scoped identities. It also verifies that invalid field types retain a readable preview while server validation reports the error.
+
 Before enabling a provider in production: publish a preview to its dedicated test team, compare the actual timeline, repeat unchanged, interrupt a partial publication, introduce external drift, verify conflict and explicit overwrite, and exercise escalation/routing on the target subscription. Record evidence and limitations.
 
 See [JSM environment and acceptance preparation](jsm-acceptance.md) for current test-site options and the live verification sequence.