feat(telegram): stop generation from the client, questions survive a restart, images reach the model inline, albums become one turn

src/beaver_gateway/backends/sessions.py

@@ -20,7 +20,7 @@ from typing import TYPE_CHECKING, Any, Protocol
 import psutil
 
 if TYPE_CHECKING:
-    from collections.abc import AsyncIterator, Iterator, Mapping
+    from collections.abc import AsyncIterable, AsyncIterator, Iterator, Mapping
 
 __all__ = ["DEFAULT_TTL", "Session", "SessionClient", "SessionPool", "cgroup_limit"]
 
@@ -41,7 +41,7 @@ _RSS_HEADROOM = 0.8
 
 class SessionClient(Protocol):
     async def connect(self) -> None: ...
-    async def query(self, prompt: str) -> None: ...
+    async def query(self, prompt: str | AsyncIterable[dict[str, Any]]) -> None: ...
     def receive_response(self) -> AsyncIterator[Any]: ...
     async def interrupt(self) -> None: ...
     async def disconnect(self) -> None: ...