remove alert component

app/templates/components/components/alert/README.md

@@ -1,15 +0,0 @@
-# Error message
-
-## Installation
-
-See the [main README quick start guide](https://github.com/alphagov/govuk-frontend#quick-start) for how to install this component.
-
-## Guidance and Examples
-
-Find out when to use the error message component in your service in the [GOV.UK Design System](https://design-system.service.gov.uk/components/error-message).
-
-## Component options
-
-Use options to customize the appearance, content and behavior of a component when using a macro, for example, changing the text.
-
-See [options table](https://design-system.service.gov.uk/components/error-message/#options-example-default) for details.

app/templates/components/components/alert/macro-options.json

@@ -1,37 +0,0 @@
-[
-    {
-        "name": "text",
-        "type": "string",
-        "required": true,
-        "description": "If `html` is set, this is not required. Text to use within the error message. If `html` is provided, the `text` argument will be ignored."
-    },
-    {
-        "name": "html",
-        "type": "string",
-        "required": true,
-        "description": "If `text` is set, this is not required. HTML to use within the error message. If `html` is provided, the `text` argument will be ignored."
-    },
-    {
-        "name": "id",
-        "type": "string",
-        "required": false,
-        "description": "Id attribute to add to the error message span tag."
-    },
-    {
-        "name": "classes",
-        "type": "string",
-        "required": false,
-        "description": "Classes to add to the error message span tag."
-    },
-    {
-        "name": "attributes",
-        "type": "object",
-        "required": false,
-        "description": "HTML attributes (for example data attributes) to add to the error message span tag"
-    },
-    {
-        "name": "visuallyHiddenText",
-        "type": "string",
-        "description": "A visually hidden prefix used before the error message. Defaults to \"Error\"."
-    }
-]

app/templates/components/components/alert/macro.njk

@@ -1,3 +0,0 @@
-{% macro usaAlert(params) %}
-  {%- include "./template.njk" -%}
-{% endmacro %}

app/templates/components/components/alert/template.njk

@@ -1,18 +0,0 @@
-{%- if params.slim %}
-<div class="usa-alert usa-alert--slim usa-alert--{{params.type}} {%- if params.classes %} {{ params.classes }}{% endif %}" {%- if params.id %} id="{{ params.id }}"{% endif %}>
-  <div class="usa-alert__body">
-    <p class="usa-alert__text">
-      {{params.text}}
-    </p>
-  </div>
-</div>
-{% else %}
-<div class="usa-alert usa-alert--{{params.type}} {%- if params.classes %} {{ params.classes }}{% endif %}" {%- if params.id %} id="{{ params.id }}"{% endif %}>
-  <div class="usa-alert__body">
-    <h{{params.header_level}} class="usa-alert__heading">{{params.heading}}</h{{params.header_level}}>
-    <p class="usa-alert__text">
-      {{params.text | safe }}
-    </p>
-  </div>
-</div>
-{% endif %}