Initial commit — multi-tenant filtering, port constraints, chart bbox

backend/models/vessel.py

@@ -2,6 +2,7 @@ from sqlalchemy import Column, String, Float, DateTime, Boolean, Integer
 from sqlalchemy.sql import func
 from database import Base
 
+
 class Vessel(Base):
     __tablename__ = "vessels"
 
@@ -44,5 +45,18 @@ class RecordingEvent(Base):
     inicio      = Column(DateTime, nullable=False)
     fin         = Column(DateTime, nullable=True)
     distancia_min_m = Column(Float, nullable=True)
-    trigger     = Column(String)  # PROXIMIDAD | PROYECCION
+    trigger     = Column(String)  # PROXIMIDAD | PROYECCION | MANUAL
     cerrado     = Column(Boolean, default=False)
+
+
+class AtonTrack(Base):
+    """Continuous position history for AIS AtoN (Type 21) devices."""
+    __tablename__ = "aton_tracks"
+
+    id           = Column(Integer, primary_key=True, autoincrement=True)
+    mmsi         = Column(String, nullable=False, index=True)
+    timestamp    = Column(DateTime, server_default=func.now(), index=True)
+    lat          = Column(Float, nullable=False)
+    lon          = Column(Float, nullable=False)
+    voltage_v    = Column(Float, nullable=True)
+    off_position = Column(Boolean, nullable=True)