Move plugins to manifest, pin Docker version, add Makefile

- Add plugins.txt listing all plugins for reproducible installs
- Add Makefile with setup/start/stop/install-plugins targets
- Remove user/plugins/ from git tracking
- Pin Docker image to 1.7.49.5-ls244

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

plugins/form/templates/forms/fields/toggle/toggle.html.twig

@@ -1,52 +0,0 @@
-{% extends "forms/field.html.twig" %}
-
-{% macro spanToggle(input, length) %}
-  {% set space = repeat('  ', (length - input|length) / 2) %}
-  {{ (space ~ input ~ space)|raw }}
-{% endmacro %}
-
-{% import _self as macro %}
-
-{% set has_hidden = false %}
-{% for key, text in field.options %}
-  {% if key is empty %}
-    {% set has_hidden = true %}
-  {% endif %}
-{% endfor %}
-
-{% block global_attributes %}
-  {{ parent() }}
-  data-grav-field-name="{{ (scope ~ field.name)|fieldName }}"
-{% endblock %}
-
-{% block input %}
-  <div class="switch-toggle switch-grav {{ field.size }} switch-{{ field.options|length }} {{ field.classes }}">
-    {% set maxLen = 0 %}
-    {% for text in field.options %}
-      {% set translation = text|t|trim %}
-      {% set maxLen = max(translation|length, maxLen) %}
-    {% endfor %}
-
-    {# Value falls back to highlight instead of default #}
-    {% set highlight = field.highlight|string %}
-    {% set value = (value ?? default ?? highlight)|string %}
-
-    {% for key, text in field.options %}
-      {% set key = key|string %}
-      {% set id = (field.id ?? ("toggle_" ~ field.name)) ~ key %}
-      {% set translation = text|t|trim %}
-
-      <input type="radio"
-             value="{{ key }}"
-             id="{{ id }}"
-             name="{{ (scope ~ field.name)|fieldName }}"
-             {% if highlight is same as(key) %}class="highlight"{% endif %}
-             {% if field.disabled or isDisabledToggleable %}disabled="disabled"{% endif %}
-             {% if key is same as(value) %}checked="checked"{% endif %}
-             {% if required %}required="required"{% endif %}
-             {% if field.tabindex %}tabindex="{{ field.tabindex }}"{% endif %}
-      />
-      <label for="{{ id }}">{{ (macro.spanToggle(translation, maxLen)|trim)|raw }}</label>
-    {% endfor %}
-  </div>
-{% endblock %}