diff --git a/docs/plans/M3b/11-brokerd-container.md b/docs/plans/M3b/11-brokerd-container.md
index 675c09b..8a45093 100644
--- a/docs/plans/M3b/11-brokerd-container.md
+++ b/docs/plans/M3b/11-brokerd-container.md
@@ -35,6 +35,9 @@ pub struct Podman { /* runner: Runner, egress_dir: PathBuf, log: Log, next: Atom
 impl Podman {
     /// `egress_dir` is `Config::egress_dir()`; task 12 uses it.
     pub fn new(runner: Runner, egress_dir: PathBuf, log: Log) -> Podman;
+    /// Where `http_fetch` calls get their directories. Nothing in this task calls it; it is public,
+    /// so the field counts as read and clippy's `dead_code` does not fire. Do not add `#[allow]`.
+    pub fn egress_dir(&self) -> &Path;
 }
 impl Runtime for Podman {
     fn run(&self, spec: &RunSpec) -> Result<RunOutput, RunError>;
diff --git a/docs/plans/M3b/README.md b/docs/plans/M3b/README.md
index 0a0ebcd..ff18927 100644
--- a/docs/plans/M3b/README.md
+++ b/docs/plans/M3b/README.md
@@ -65,6 +65,10 @@ At the end: `make gate` prints `gate: ok` with about 638 tests.
   `egress-proxy` never matched; and `serve` joined each handler thread, serving one connection at a
   time. The attempt is saved in `.state/runs/M3b/08-first-attempt.diff`; the tree was reset, and the
   task now says both things explicitly and to debug inside the repository. Resume from task 08.
+- 2026-09-23, task 11: the session ended in deliberation, with nothing written. The task stored
+  `egress_dir` for task 12 but gave nothing that read it, so clippy's `dead_code` would fail the
+  gate and `#[allow]` is forbidden: a task that could not be written as described (tip T16). The
+  reference had a public `egress_dir()` getter; the task now gives it. Resume from task 11.
 
 ## Running it