код написан

backend/src/models/config.py

@@ -6,7 +6,7 @@
 # @LAYER:     Domain
 # @RELATION:  DEPENDS_ON -> sqlalchemy
 
-from sqlalchemy import Column, String, DateTime, JSON
+from sqlalchemy import Column, String, DateTime, JSON, Boolean
 from sqlalchemy.sql import func
 
 from .mapping import Base
@@ -23,4 +23,21 @@ class AppConfigRecord(Base):
 
 
 # [/DEF:AppConfigRecord:Class]
+
+# [DEF:NotificationConfig:Class]
+# @PURPOSE: Global settings for external notification providers.
+class NotificationConfig(Base):
+    __tablename__ = "notification_configs"
+
+    id = Column(String, primary_key=True, default=lambda: str(uuid.uuid4()))
+    type = Column(String, nullable=False) # SMTP, SLACK, TELEGRAM
+    name = Column(String, nullable=False)
+    credentials = Column(JSON, nullable=False) # Encrypted connection details
+    is_active = Column(Boolean, default=True)
+    created_at = Column(DateTime(timezone=True), server_default=func.now())
+    updated_at = Column(DateTime(timezone=True), server_default=func.now(), onupdate=func.now())
+# [/DEF:NotificationConfig:Class]
+
+import uuid
+
 # [/DEF:backend.src.models.config:Module]

backend/src/models/llm.py

@@ -5,7 +5,7 @@
 # @LAYER: Domain
 # @RELATION: INHERITS_FROM -> backend.src.models.mapping.Base
 
-from sqlalchemy import Column, String, Boolean, DateTime, JSON, Text
+from sqlalchemy import Column, String, Boolean, DateTime, JSON, Text, Time, ForeignKey
 from datetime import datetime
 import uuid
 from .mapping import Base
@@ -13,6 +13,26 @@ from .mapping import Base
 def generate_uuid():
     return str(uuid.uuid4())
 
+# [DEF:ValidationPolicy:Class]
+# @PURPOSE: Defines a scheduled rule for validating a group of dashboards within an execution window.
+class ValidationPolicy(Base):
+    __tablename__ = "validation_policies"
+
+    id = Column(String, primary_key=True, default=generate_uuid)
+    name = Column(String, nullable=False)
+    environment_id = Column(String, nullable=False)
+    is_active = Column(Boolean, default=True)
+    dashboard_ids = Column(JSON, nullable=False) # Array of dashboard IDs
+    schedule_days = Column(JSON, nullable=False) # Array of integers (0-6)
+    window_start = Column(Time, nullable=False)
+    window_end = Column(Time, nullable=False)
+    notify_owners = Column(Boolean, default=True)
+    custom_channels = Column(JSON, nullable=True) # List of external channels
+    alert_condition = Column(String, default="FAIL_ONLY") # FAIL_ONLY, WARN_AND_FAIL, ALWAYS
+    created_at = Column(DateTime, default=datetime.utcnow)
+    updated_at = Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)
+# [/DEF:ValidationPolicy:Class]
+
 # [DEF:LLMProvider:Class]
 # @PURPOSE: SQLAlchemy model for LLM provider configuration.
 class LLMProvider(Base):
@@ -34,9 +54,11 @@ class ValidationRecord(Base):
     __tablename__ = "llm_validation_results"
     
     id = Column(String, primary_key=True, default=generate_uuid)
+    task_id = Column(String, nullable=True, index=True) # Reference to TaskRecord
     dashboard_id = Column(String, nullable=False, index=True)
+    environment_id = Column(String, nullable=True, index=True)
     timestamp = Column(DateTime, default=datetime.utcnow)
-    status = Column(String, nullable=False) # PASS, WARN, FAIL
+    status = Column(String, nullable=False) # PASS, WARN, FAIL, UNKNOWN
     screenshot_path = Column(String, nullable=True)
     issues = Column(JSON, nullable=False)
     summary = Column(Text, nullable=False)

backend/src/models/profile.py

@@ -41,6 +41,10 @@ class UserDashboardPreference(Base):
     auto_open_task_drawer = Column(Boolean, nullable=False, default=True)
     dashboards_table_density = Column(String, nullable=False, default="comfortable")
 
+    telegram_id = Column(String, nullable=True)
+    email_address = Column(String, nullable=True)
+    notify_on_fail = Column(Boolean, nullable=False, default=True)
+
     created_at = Column(DateTime, nullable=False, default=datetime.utcnow)
     updated_at = Column(
         DateTime,

backend/src/models/report.py

@@ -112,6 +112,7 @@ class TaskReport(BaseModel):
     updated_at: datetime
     summary: str
     details: Optional[Dict[str, Any]] = None
+    validation_record: Optional[Dict[str, Any]] = None # Extended for US2
     error_context: Optional[ErrorContext] = None
     source_ref: Optional[Dict[str, Any]] = None