fix: Update deprecated sbx kit config

assets/sbx-kit/spec.yaml

@@ -6,14 +6,14 @@
 #   sbx cp $HOME/.coyote_password testing:/home/agent/
 #   sbx run testing --kit ./sbx-kit/
 schemaVersion: '1'
-kind: agent
+kind: sandbox
 name: coyote
 displayName: Coyote
 description: >
   An all-in-one, batteries-included LLM CLI tool featuring Shell Assistant,
   CLI & REPL mode, RAG, AI tools & agents, MCP servers, skills, and macros.
 
-agent:
+sandbox:
   image: 'docker/sandbox-templates:shell-docker'
   aiFilename: COYOTE.md
   entrypoint:
@@ -293,7 +293,7 @@ commands:
       background: false
       description: Bootstrap Coyote config directory on first sandbox start
 
-memory: |
+agentContext: |
   ## Sandbox environment
 
   You are running inside a Docker sandbox launched via `sbx run coyote`. The

src/sandbox/mod.rs

@@ -69,7 +69,7 @@ pub fn launch(name: Option<String>, fresh: bool, no_mixins: bool) -> Result<()>
         }
     }
 
-    exec_run(&name, &kit_path)
+    exec_run(&name)
 }
 
 fn ensure_sbx_installed() -> Result<()> {
@@ -316,6 +316,7 @@ fn sandbox_exists(name: &str) -> Result<bool> {
 fn create_sandbox(name: &str, kit_path: &Path, mixins: &[DiscoveredMixin]) -> Result<()> {
     info!("Creating sandbox '{name}'");
     let args = build_create_args(name, kit_path, mixins)?;
+    debug!("sbx {}", args.join(" "));
     let status = Command::new(SBX_BINARY)
         .args(&args)
         .stdin(Stdio::inherit())
@@ -503,12 +504,10 @@ fn sbx_cp(src: &str, dest: &str) -> Result<()> {
     Ok(())
 }
 
-fn exec_run(name: &str, kit_path: &Path) -> Result<()> {
-    let kit_str = kit_path
-        .to_str()
-        .ok_or_else(|| anyhow!("Kit path is not valid UTF-8: {}", kit_path.display()))?;
+fn exec_run(name: &str) -> Result<()> {
+    debug!("sbx run --name {name}");
     let status = Command::new(SBX_BINARY)
-        .args(["run", name, "--kit", kit_str])
+        .args(["run", "--name", name])
         .stdin(Stdio::inherit())
         .stdout(Stdio::inherit())
         .stderr(Stdio::inherit())