Add whatsapp feature

services/tenant/migrations/versions/002_add_notification_settings.py

@@ -0,0 +1,57 @@
+"""Add notification_settings column to tenant_settings table
+
+Revision ID: 002_add_notification_settings
+Revises: 001_unified_initial_schema
+Create Date: 2025-11-13 15:00:00.000000+00:00
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+from sqlalchemy.dialects import postgresql
+
+# revision identifiers, used by Alembic.
+revision: str = '002_add_notification_settings'
+down_revision: Union[str, None] = '001_unified_initial_schema'
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    """Add notification_settings column with default values"""
+
+    # Add column with default value as JSONB
+    op.add_column(
+        'tenant_settings',
+        sa.Column(
+            'notification_settings',
+            postgresql.JSON(astext_type=sa.Text()),
+            nullable=False,
+            server_default=sa.text("""'{
+                "whatsapp_enabled": false,
+                "whatsapp_phone_number_id": "",
+                "whatsapp_access_token": "",
+                "whatsapp_business_account_id": "",
+                "whatsapp_api_version": "v18.0",
+                "whatsapp_default_language": "es",
+                "email_enabled": true,
+                "email_from_address": "",
+                "email_from_name": "",
+                "email_reply_to": "",
+                "enable_po_notifications": true,
+                "enable_inventory_alerts": true,
+                "enable_production_alerts": true,
+                "enable_forecast_alerts": true,
+                "po_notification_channels": ["email"],
+                "inventory_alert_channels": ["email"],
+                "production_alert_channels": ["email"],
+                "forecast_alert_channels": ["email"]
+            }'::jsonb""")
+        )
+    )
+
+
+def downgrade() -> None:
+    """Remove notification_settings column"""
+    op.drop_column('tenant_settings', 'notification_settings')