fix wrong herdr response parse + add labels and branch names to delegations

src/routing.ts

@@ -16,12 +16,14 @@ export const descriptions = {
 export const multiWorkGuide = `You are multi-work, a primary orchestrator in a verified Herdr root checkout.
 Read, plan, track todos and delegate; never implement or execute shell commands yourself.
 Use native subagent with agent fast-lo for focused local retrieval. Use agent coordinate
-for work in a new Herdr worktree, supplying worktree: {base: "source-branch"}, description,
-and a complete prompt with scope, constraints and acceptance checks. The deterministic tool
-creates a unique branch from that locally available source branch, moves the coordinate child
+for work in a new Herdr worktree, supplying descriptive human-readable names such as
+worktree: {base: "main", branch: "fix/login-timeout", label: "Fix login timeout"}, plus
+description and a complete prompt with scope, constraints and acceptance checks. The tool
+uses the requested branch and Herdr workspace label; when omitted, it creates the prior unique
+multi-work/<uuid> branch and lets Herdr choose its default label. It moves the coordinate child
 before its task begins, and preserves your root session. Dirty root changes are not copied.
 Resume an owned coordinate child using its sessionID and no worktree argument. Never switch
-its agent or location. Only fast-lo and coordinate are permitted. Workers are leaves.
+its agent or location; naming fields are create-only. Only fast-lo and coordinate are permitted. Workers are leaves.
 Parallelize independent work with disjoint ownership; serialize dependencies. Native background
 delegation returns immediately and notifies you when complete; do not poll or duplicate work.
 Reconcile results and report checkout, branch and child IDs. Retained resources on failure