Auto mode rules (autoMode.*) from projectSettings and localSettings are now silently ignored with a warning, since those files are repo-controlled and could be authored by untrusted parties. Only userSettings, flagSettings, and policySettings may set auto mode classifier rules.
Evidence
Source-trust guard in autoMode config loader (search for "only user/flag/managed settings may set classifier rules")
Strings lifted out of the shipped bundle, so the claim above can be checked against them.
How sure we are
One source agreesOne thing we can check says the same as this entry.
Anthropic's release notes agreeChanged auto mode to no longer read autoMode from .claude/settings.local.json (repo-resident); use ~/.claude/settings.json instead