refactor: split flat core into capability packages, layer the conversations service, English defaults for every model-facing text

tests/test_scheduler.py

@@ -13,8 +13,8 @@ from httpx import ASGITransport, AsyncClient
 from pgqueuer import PsycopgDriver, Queries
 from test_conversations import World
 
-from beaver_gateway.core.conversations import parse_at
-from beaver_gateway.core.scheduler import Budget, Job, JobRun, Scheduler, next_run
+from beaver_gateway.conversations.service import parse_at
+from beaver_gateway.jobs.scheduler import Budget, Job, JobRun, Scheduler, next_run
 from beaver_gateway.storage.models import RateLimit
 
 DATABASE_URL = os.environ.get("TEST_DATABASE_URL")
@@ -165,7 +165,7 @@ async def test_schedule_survives_a_restart(world: World, pg: Pg) -> None:
     world.conversations._normal_window = 0.05  # noqa: SLF001
     await until(lambda: len(ScriptedClient_prompts(world)) == 1)
     prompt = ScriptedClient_prompts(world)[0]
-    assert prompt.startswith("[инжект: schedule")
+    assert prompt.startswith("[inject: schedule")
     assert prompt.endswith("push X")
     assert await world.statuses(conv) == [("wake", "done")]
     assert await world.conversations.schedules(conv) == []