Add supplier and imporve inventory frontend

services/alert_processor/migrations/versions/001_initial_alerts_table.py

@@ -0,0 +1,64 @@
+"""Initial alerts table
+
+Revision ID: 001
+Revises:
+Create Date: 2025-09-18 23:17:00
+
+"""
+from alembic import op
+import sqlalchemy as sa
+from sqlalchemy.dialects import postgresql
+
+# revision identifiers, used by Alembic.
+revision = '001'
+down_revision = None
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    # Create enum types
+    alert_status_enum = postgresql.ENUM('active', 'resolved', 'acknowledged', 'ignored', name='alertstatus')
+    alert_severity_enum = postgresql.ENUM('low', 'medium', 'high', 'urgent', name='alertseverity')
+
+    alert_status_enum.create(op.get_bind())
+    alert_severity_enum.create(op.get_bind())
+
+    # Create alerts table
+    op.create_table('alerts',
+        sa.Column('id', postgresql.UUID(as_uuid=True), primary_key=True),
+        sa.Column('tenant_id', postgresql.UUID(as_uuid=True), nullable=False),
+        sa.Column('item_type', sa.String(length=50), nullable=False),
+        sa.Column('alert_type', sa.String(length=100), nullable=False),
+        sa.Column('severity', alert_severity_enum, nullable=False),
+        sa.Column('status', alert_status_enum, nullable=False),
+        sa.Column('service', sa.String(length=100), nullable=False),
+        sa.Column('title', sa.String(length=255), nullable=False),
+        sa.Column('message', sa.Text(), nullable=False),
+        sa.Column('actions', sa.JSON(), nullable=True),
+        sa.Column('metadata', sa.JSON(), nullable=True),
+        sa.Column('created_at', sa.DateTime(), nullable=False),
+        sa.Column('updated_at', sa.DateTime(), nullable=False),
+        sa.Column('resolved_at', sa.DateTime(), nullable=True),
+    )
+
+    # Create indexes
+    op.create_index('ix_alerts_tenant_id', 'alerts', ['tenant_id'])
+    op.create_index('ix_alerts_severity', 'alerts', ['severity'])
+    op.create_index('ix_alerts_status', 'alerts', ['status'])
+    op.create_index('ix_alerts_created_at', 'alerts', ['created_at'])
+
+
+def downgrade() -> None:
+    # Drop indexes
+    op.drop_index('ix_alerts_created_at', 'alerts')
+    op.drop_index('ix_alerts_status', 'alerts')
+    op.drop_index('ix_alerts_severity', 'alerts')
+    op.drop_index('ix_alerts_tenant_id', 'alerts')
+
+    # Drop table
+    op.drop_table('alerts')
+
+    # Drop enum types
+    op.execute('DROP TYPE alertseverity')
+    op.execute('DROP TYPE alertstatus')