initial commit

src/web/services/state.py

@@ -0,0 +1,31 @@
+"""
+Shared application state for the web frontend.
+"""
+
+from dataclasses import dataclass, field
+from typing import Any, List, Optional
+
+
+@dataclass
+class AppState:
+    """Singleton-ish shared state for the web application."""
+
+    memory_manager: Optional[Any] = None
+    amd_optimizer: Optional[Any] = None
+    pipeline: Optional[Any] = None
+    broker: Optional[Any] = None
+    model: Optional[Any] = None
+    trainer: Optional[Any] = None
+    broadcast_task: Optional[Any] = None
+
+    connections: List[Any] = field(default_factory=list)
+    model_status: str = "untrained"
+    training_active: bool = False
+    trading_active: bool = False
+    logs: List[str] = field(default_factory=list)
+
+    def add_log(self, message: str):
+        """Add a log entry (capped at 500 lines)."""
+        self.logs.append(message)
+        if len(self.logs) > 500:
+            self.logs = self.logs[-500:]