Sync the self-hosting stack

CHANGELOG.md

@@ -9,6 +9,22 @@ one of them changed. An entry says which artefact and which version, so `web 0.1
 Every version published to a channel appears here. Nothing is written from memory afterwards: a build
 cannot be published without its entry.
 
+## 2026-10-22 — The assistant sees every asset of a large scope `api 2.1.2`
+
+**A conversation scoped to more than 60 assets no longer loses the rest.** The assistant was given the
+names of 60 of them and could call any other out of scope, so a question about the 61st machine of a
+large fleet got a refusal.
+
+- **The assistant has a `find_assets` tool** whenever the scope is larger than that. It pages through
+  every asset by name, counts them by type, folder and reachability — which machines' agents are
+  online or offline — and searches them by name, type, folder or reachability. Every asset it finds
+  can be operated with the usual tools; only one it cannot find is out of scope.
+- **Requests stay small however large the scope.** The tool definitions no longer repeat every asset
+  id; the api still checks each call against the conversation's scope, as before.
+
+Conversations of 60 assets or fewer are unchanged. Update the API image. No web or agent update is
+required.
+
 ## 2026-10-22 — A large fleet no longer slows the console down `api 2.1.1` `web 2.1.4`
 
 **With hundreds of machines enrolled, the console stays responsive.** Every machine reports its