refactor(agent): require runtime for consolidation

nanobot/command/builtin.py

@@ -227,9 +227,13 @@ async def cmd_status(ctx: CommandContext) -> OutboundMessage:
     """Build an outbound status message for a session."""
     loop = ctx.loop
     session = ctx.session or loop.sessions.get_or_create(ctx.key)
+    runtime = ctx.runtime or loop.llm_runtime()
     ctx_est = 0
     with suppress(Exception):
-        ctx_est, _ = loop.consolidator.estimate_session_prompt_tokens(session)
+        ctx_est, _ = loop.consolidator.estimate_session_prompt_tokens(
+            session,
+            runtime=runtime,
+        )
     if ctx_est <= 0:
         ctx_est = loop._last_usage.get("prompt_tokens", 0)
 
@@ -253,16 +257,14 @@ async def cmd_status(ctx: CommandContext) -> OutboundMessage:
         channel=ctx.msg.channel,
         chat_id=ctx.msg.chat_id,
         content=build_status_content(
-            version=__version__, model=loop.model,
+            version=__version__, model=runtime.model,
             start_time=loop._start_time, last_usage=loop._last_usage,
-            context_window_tokens=loop.context_window_tokens,
+            context_window_tokens=runtime.context_window_tokens,
             session_msg_count=len(session.get_history(max_messages=0)),
             context_tokens_estimate=ctx_est,
             search_usage_text=search_usage_text,
             active_task_count=task_count,
-            max_completion_tokens=getattr(
-                getattr(loop.provider, "generation", None), "max_tokens", 8192
-            ),
+            max_completion_tokens=runtime.generation.max_tokens,
         ),
         metadata={**dict(ctx.msg.metadata or {}), "render_as": "text"},
     )
@@ -278,7 +280,14 @@ async def cmd_new(ctx: CommandContext) -> OutboundMessage:
     loop.sessions.save(session)
     loop.sessions.invalidate(session.key)
     if snapshot:
-        loop._schedule_background(loop.consolidator.archive(snapshot, session_key=ctx.key))
+        runtime = ctx.runtime or loop.llm_runtime()
+        loop._schedule_background(
+            loop.consolidator.archive(
+                snapshot,
+                runtime=runtime,
+                session_key=ctx.key,
+            )
+        )
     return OutboundMessage(
         channel=ctx.msg.channel, chat_id=ctx.msg.chat_id,
         content="New session started.",