core: move workspace roots onto environments

codex-rs/protocol/src/protocol.rs

@@ -134,6 +134,7 @@ pub fn strip_user_message_prefix(text: &str) -> &str {
 pub struct TurnEnvironmentSelection {
     pub environment_id: String,
     pub cwd: PathUri,
+    pub workspace_roots: Vec<PathUri>,
 }
 
 #[derive(Debug, Clone, PartialEq)]
@@ -453,10 +454,6 @@ pub struct ThreadSettingsOverrides {
     /// Updated fallback `cwd` and environments supplied together as a complete pair.
     pub environments: Option<TurnEnvironmentSelections>,
 
-    /// Updated runtime workspace roots used to materialize symbolic
-    /// `:workspace_roots` filesystem permissions.
-    pub workspace_roots: Option<Vec<AbsolutePathBuf>>,
-
     /// Updated profile-defined workspace roots for status summaries and
     /// per-turn config reconstruction.
     pub profile_workspace_roots: Option<Vec<AbsolutePathBuf>>,