Fix jwt-token

server/models/User.js

@@ -68,6 +68,25 @@ module.exports = (sequelize) => {
       defaultValue: 'UTC',
       comment: 'User timezone for alert scheduling'
     },
+    tenant_id: {
+      type: DataTypes.UUID,
+      allowNull: true,
+      references: {
+        model: 'tenants',
+        key: 'id'
+      },
+      comment: 'Tenant this user belongs to (null for default tenant)'
+    },
+    external_provider: {
+      type: DataTypes.ENUM('local', 'saml', 'oauth', 'ldap', 'custom_sso'),
+      defaultValue: 'local',
+      comment: 'Authentication provider used for this user'
+    },
+    external_id: {
+      type: DataTypes.STRING,
+      allowNull: true,
+      comment: 'User ID from external authentication provider'
+    },
     created_at: {
       type: DataTypes.DATE,
       defaultValue: DataTypes.NOW
@@ -90,9 +109,30 @@ module.exports = (sequelize) => {
       },
       {
         fields: ['phone_number']
+      },
+      {
+        fields: ['tenant_id']
+      },
+      {
+        fields: ['external_provider']
+      },
+      {
+        fields: ['external_id', 'tenant_id'],
+        unique: true,
+        name: 'users_external_id_tenant_unique',
+        where: { external_id: { [DataTypes.Op.ne]: null } }
       }
     ]
   });
 
+  // Associations
+  User.associate = (models) => {
+    // User belongs to a tenant
+    User.belongsTo(models.Tenant, {
+      foreignKey: 'tenant_id',
+      as: 'tenant'
+    });
+  };
+
   return User;
 };