wip: in-progress changes (grid, config, wizard, settings, pty) before session-persistence

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

crates/spaceshd/src/server.rs

@@ -241,7 +241,7 @@ fn err(id: u64, code: &str, msg: &str) -> Envelope {
 /// Compute spawn env (hooks for claude agents, zsh integration for zsh shells)
 /// and whether a deterministic hook source is active.
 fn spawn_env(sid: &SurfaceId, spec: &spacesh_proto::workspace::SurfaceSpec) -> (Vec<(String, String)>, bool) {
-    if crate::hooks::is_agent(&spec.command, spec.agent_label.as_deref()) {
+    let (mut env, active) = if crate::hooks::is_agent(&spec.command, spec.agent_label.as_deref()) {
         let env = crate::hooks::prepare(sid, &crate::hooks::spacesh_bin());
         let active = !env.is_empty();
         (env, active)
@@ -249,7 +249,13 @@ fn spawn_env(sid: &SurfaceId, spec: &spacesh_proto::workspace::SurfaceSpec) -> (
         (crate::hooks::shell_env(sid), false)
     } else {
         (vec![], false)
+    };
+    // Ensure the child sees the user's full PATH; the GUI/launchd-launched daemon
+    // otherwise can't find agents (claude/codex/gemini) and the panel exits at once.
+    if !env.iter().any(|(k, _)| k == "PATH") {
+        env.push(("PATH".to_string(), crate::config::enriched_path()));
     }
+    (env, active)
 }
 
 /// Emit a `layout_changed` event for a workspace's current tree.
@@ -628,6 +634,11 @@ async fn handle_request(
             }))).await;
         }
 
+        Cmd::WhichAgents { candidates } => {
+            let available: Vec<String> = candidates.into_iter().filter(|c| crate::config::is_installed(c)).collect();
+            let _ = out.send(ok(id, serde_json::json!({ "available": available }))).await;
+        }
+
         Cmd::Status => {
             let (groups, workspaces) = reg.status();
             let _ = out.send(ok(id, serde_json::json!({ "groups": groups, "workspaces": workspaces }))).await;