Added the "set up your profile" page and added a select component

app/templates/components/components/select/README.md

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+# Select
+
+## 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 select component in your service in the [GOV.UK Design System](https://design-system.service.gov.uk/components/select/).
+
+## Component options
+
+Use options to customize the appearance, content and behavior of a component when using a macro, for example, changing the text.

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

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+[
+    {
+        "name": "id",
+        "type": "string",
+        "required": true,
+        "description": "ID for each select box."
+    },
+    {
+        "name": "name",
+        "type": "string",
+        "required": true,
+        "description": "Name property for the select."
+    },
+    {
+        "name": "items",
+        "type": "array",
+        "required": true,
+        "description": "The items within the select component."
+    },
+    {
+        "name": "value",
+        "type": "string",
+        "required": false,
+        "description": "Value for the option which should be selected. Use this as an alternative to setting the selected option on each individual item."
+    },
+     {
+        "name": "disabled",
+        "type": "boolean",
+        "required": false,
+        "description": "If true, select box will be disabled. Use the disabled option on each individual item to only disable certain options."
+    },
+    {
+        "name": "describedBy",
+        "type": "string",
+        "required": false,
+        "description": "One or more element IDs to add to the `aria-describedby` attribute, used to provide additional descriptive information for screenreader users."
+    },
+    {
+        "name": "label",
+        "type": "object",
+        "required": true,
+        "description": "The label used by the select component.",
+        "isComponent": true
+    },
+    {
+        "name": "hint",
+        "type": "object",
+        "required": false,
+        "description": "Can be used to add a hint to the select component.",
+        "isComponent": true
+    },
+    {
+        "name": "classes",
+        "type": "string",
+        "required": false,
+        "description": "Classes to add to the select."
+    }
+]

app/templates/components/components/select/macro.njk

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+{% macro usaSelect(params) %}
+  {%- include "./template.njk" -%}
+{% endmacro %}

app/templates/components/components/select/template.njk

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+{% set describedBy = params.describedBy if params.describedBy else "" %}
+<div class="usa-form-group">
+  <label class="usa-label" for="{{ params.name }}">{{params.label}}</label>
+  <select class="usa-select {%- if params.classes %} {{ params.classes }}{% endif %}" id="{{ params.id }}" name="{{ params.name }}"
+  {%- if params.value %} value="{{ params.value}}"{% endif %}
+  {%- if describedBy %} aria-describedby="{{ describedBy }}"{% endif %}
+  {%- for attribute, value in params.attributes %} {{ attribute }}="{{ value }}"{% endfor -%}>
+  {% for item in params.items %}
+    <option value="{{ item.value }}" {%- if item.disabled == true %} selected disabled {% endif %}>{{ item.text }}</option>
+  {% endfor %}
+  </select>
+</div>