Complete reversible 1C saved-state prepare workflow

plugins/1c/connector/README.md

@@ -308,18 +308,20 @@ dimension, or resource, also pass `member_ref` or `member_kind` +
 `member_name`; the adapter resolves the exact parent/member GUIDs and
 serialized tree path internally. The method supports `plan`, `apply`,
 `apply_and_verify`, and `apply_and_rollback`, requires explicit saved-state
-gates, and never writes active `Config`/`ConfigCAS`. Renaming an object and
-member, adding/removing collection items, and adding a new synonym locale
-remain intentionally disabled.
+gates, and never writes active `Config`/`ConfigCAS`. Renaming an object or
+member, removing collection items, and adding a new synonym locale remain
+intentionally disabled.
 
 `metadata.object.member.add` adds one new object requisite or tabular-section
 column (`Attribute`) by cloning an existing attribute in the same collection.
 The caller passes only
 `template_member_ref`, `new_member_name`, and optionally synonym/comment; the
 adapter generates the GUID, preserves the template's type/settings, appends to
-the exact declared collection, and verifies the new identity after apply.
-Arbitrary type construction and deletion are not supported by this first
-structural route.
+the exact declared collection, and verifies the new identity, empty/default
+comment, container, and preserved non-identity settings after apply. A template
+is blocked when its GUID or name is referenced outside its declared identity
+fields. Arbitrary type construction and deletion are not supported by this
+first structural route.
 
 Managed form bodies in base `Config` are resolved from the public form GUID to
 the sibling `<guid>.0` SQL payload. Command-bar buttons expose public command