diff --git a/README.md b/README.md
index ad7aaab..8316257 100644
--- a/README.md
+++ b/README.md
@@ -184,63 +184,6 @@ See [doc/REMOTE_EXECUTION.md](doc/REMOTE_EXECUTION.md) for the design.
 
 ## Architecture
 
-```mermaid
-graph TB
-    subgraph Frontends
-        TER[Terminal<br>b / bfg / sh]
-        ACME[Plan 9 acme]
-        EMACS[Emacs<br>ellie.el]
-        KDE[KDE<br>plasmoid / GUI / Kate<br>KRunner / tray]
-        WEB[Web UI<br>Preact SPA]
-    end
-
-    subgraph "olliesrv"
-        9P[9P Filesystem]
-        DBUS[D-Bus Adapter]
-        SM[Session Manager]
-        CORE[Core Library<br>agent loop · compaction<br>prompt templates]
-        ROUTE[Router<br>complete · generate · route]
-        TOOLS[Tool Registry<br>lazy-load · dispatch]
-        SB[Landlock Sandbox]
-    end
-
-    subgraph "LLM Backends"
-        OLL[Ollama]
-        OAI[OpenAI / OpenRouter]
-        ANT[Anthropic]
-        COP[Copilot]
-        KIRO[Kiro]
-    end
-
-    subgraph Execution
-        LOCAL[Local Tools<br>file_read · lsp_* · shell<br>memory_* · gui_*]
-        REMOTE[ollie-remote<br>via SSH]
-        RTOOL[Remote Tools]
-    end
-
-    HTTPGW[ollie-httpgw<br>HTTP→9P gateway]
-
-    %% Frontend connections
-    TER & ACME & EMACS -->|9P| 9P
-    KDE -->|D-Bus| DBUS
-    WEB --> HTTPGW --> 9P
-
-    %% Internal layers
-    9P --> SM
-    DBUS --> SM
-    SM --> CORE
-    CORE --> ROUTE
-    CORE --> TOOLS
-    TOOLS --> SB
-
-    %% Backend connections
-    CORE -->|streaming| OLL & OAI & ANT & COP & KIRO
-
-    %% Tool execution
-    SB --> LOCAL
-    SB -->|SSH| REMOTE --> RTOOL
-```
-
 `olliesrv` is a single binary that operates in three modes:
 
 | Mode | Flags | Interface | Frontends |
diff --git a/core b/core
index 55a81f7..80d7e44 160000
--- a/core
+++ b/core
@@ -1 +1 @@
-Subproject commit 55a81f7709a441dfa9a04de29b8ef75c692f07e2
+Subproject commit 80d7e4436da2f6add25fdb2c7b567bfcf5a47cba