frames: add turn start strategies to StartFrame

src/pipecat/frames/frames.py

@@ -40,6 +40,7 @@ from pipecat.utils.utils import obj_count, obj_id
 if TYPE_CHECKING:
     from pipecat.processors.aggregators.llm_context import LLMContext, LLMContextMessage, NotGiven
     from pipecat.processors.frame_processor import FrameProcessor
+    from pipecat.turns.turn_start_strategies import TurnStartStrategies
 
 
 class DeprecatedKeypadEntry:
@@ -959,6 +960,7 @@ class StartFrame(SystemFrame):
     enable_tracing: bool = False
     enable_usage_metrics: bool = False
     interruption_strategies: List[BaseInterruptionStrategy] = field(default_factory=list)
+    turn_start_strategies: Optional["TurnStartStrategies"] = None
     report_only_initial_ttfb: bool = False
 
 

src/pipecat/turns/turn_start_strategies.py

@@ -0,0 +1,31 @@
+#
+# Copyright (c) 2024–2025, Daily
+#
+# SPDX-License-Identifier: BSD 2-Clause License
+#
+
+"""Turn start strategy configuration."""
+
+from dataclasses import dataclass
+from typing import List
+
+from pipecat.turns.bot.base_bot_turn_start_strategy import BaseBotTurnStartStrategy
+from pipecat.turns.user.base_user_turn_start_strategy import BaseUserTurnStartStrategy
+
+
+@dataclass
+class TurnStartStrategies:
+    """Container for user and bot turn start strategies.
+
+    This class groups the configured turn start strategies for both the user
+    and the bot.
+
+    Attributes:
+        user: A list of user turn start strategies used to detect when the
+            user starts speaking.
+        bot: A list of bot turn start strategies used to decide when the bot
+            should start speaking.
+    """
+
+    user: List[BaseUserTurnStartStrategy]
+    bot: List[BaseBotTurnStartStrategy]