Synced from monorepo

Synced from monorepo

Changes:
- Shell: accept target response id on rewind execute
- Shell: stamp response id on chat user message chunks
- Worktree: optional rebuild and stale git registration cleanup in auto-GC
- Worktree: kind-aware auto-GC TTLs and config knobs
- Worktree: macOS process CWD scan and Unix PID liveness for GC guards
- Worktree: automatic throttled GC on startup (Linux age-based; non-Linux dead-only)
- Pager: add `[ui].combine_queued_prompts` to batch queued follow-ups
- Shell: stop overwriting user skills
- Tools: read markdown in `skills/` directories untruncated
- `/usage` shows per-session token and dollar usage in the TUI
- Security: prompt on environment-dumping `ps` variants
- Security: always-safe `kubectl` no longer runs arbitrary kubeconfig credential plugins without permission
- Tools: make scheduler deletion durable
- Shell: add relocation storage primitives
- Shell: give side model calls their own conversation ids
- Fix five workflow-runtime bugs (budget, pause, cancel, reconnect)
- Security: peel `env -S` / `--split-string` operands in the Bash permission gate (managed deny/ask)
- Pager: expose doctor in the TUI
- Security: block unauthorized RCE via abused safe commands
- Pager idle watcher cue: "1 subagent still running" instead of "watching · 1 subagent"
- Security: block `rg --pre` arbitrary code execution in auto-mode
- Voice: diagnose silent-mic failures (macOS permission) and add doctor/terminal-setup Voice section
- App builder deployer: `allow_forking` and `show_built_with_grok`
- Pager: stop stacking duplicate "Worked for" markers on parked turns
- Shell: support `max` as a distinct reasoning effort tier
- Tools: serialize background `/loop` fires on the whole work unit
- Shell: add working-directory relocation state primitives
- Proto: `ClientToolResult` and `ChatConfig` client-side tools
- Shell: model providers
- Chat: select App Builder product on the Build path
- Shell: attach author identity to feedback when the deployment opts in
- Doctor: fix for SSH wrap setup
- Workflow authoring skills: create-workflow and import-claude-workflow docs
- Add read-only grok doctor
- Sandbox: apply Landlock without a controlling TTY
- Pager: recover image paste over grok wrap on headless remotes
- Pager: make actions screen-mode aware
- Shell: resume sessions when the working directory moves
- Pager: centralize terminal diagnostics
- Workspace: gate inline shell file access
- Pager: centralize terminal probes
- Pager: edit minimal prompts in an external editor
- Pager: standardize backgrounding on Ctrl+B
- Shell: recap rides the parent turn's prompt cache
- Tools: add scheduler lifecycle version clock

Source-Revision: 0f4d7c91b8b2b408333f6de1e8a76cb8eaa71899

crates/codegen/xai-chat-state/src/handle.rs

@@ -8,7 +8,7 @@ use xai_grok_sampling_types::{
     ToolSpec, TraceContext,
 };
 
-use crate::commands::{ChatStateCommand, RepairHistoryBlocked};
+use crate::commands::{ChatStateCommand, RepairHistoryBlocked, StrictAppendAck, StrictAppendError};
 use crate::types::{
     AutoCompactTrigger, ChatStateSnapshot, ConversationCounts, Credentials, NotificationMeta,
     TurnCapture,
@@ -50,6 +50,29 @@ impl ChatStateHandle {
         .await
     }
 
+    /// Strictly append one working-directory switch and await persistence.
+    /// A matching generation returns `AlreadyPresent`; indeterminate errors must be retried.
+    pub async fn append_working_directory_switch_and_ack(
+        &self,
+        content: String,
+        cwd_generation: std::num::NonZeroU64,
+    ) -> Result<StrictAppendAck, StrictAppendError> {
+        self.query("AppendWorkingDirectorySwitchAndAck", |reply| {
+            ChatStateCommand::AppendWorkingDirectorySwitchAndAck {
+                content,
+                cwd_generation,
+                reply,
+            }
+        })
+        .await
+        .unwrap_or_else(|| {
+            Err(StrictAppendError::Indeterminate(std::io::Error::new(
+                std::io::ErrorKind::BrokenPipe,
+                "chat-state actor unavailable; retry by generation",
+            )))
+        })
+    }
+
     /// Push a user message with an explicit dangling-repair reason.
     pub fn push_user_message_with_repair_reason(
         &self,