{% extends 'base.html.twig' %}

{% block body %}
    <h1 class="h1">Tag creation</h1>

    <form>
        {% for language in languages %}
        <div class="mb-3">
            <label for="tag-{{ language }}" class="form-label">Tag in {{ language|upper }}</label>
            <input type="text" class="form-control" name="tag[{{ language }}]" id="tag-{{ language }}" minlength="3" required>
        </div>
        {% endfor %}
        <button type="submit" class="btn btn-primary">Submit</button>
    </form>
{% endblock %}

{% block breadcrumb %}
    <div class="breadcrumb">
        <a href="{{ path('homepage') }}">{% trans %}routes.home{% endtrans %}</a>
        &nbsp;&gt;&nbsp;
        <a href="{{ path('tag_index') }}">{% trans %}tags.name{% endtrans %}</a>
    </div>
{% endblock %}

{% extends 'base.html.twig' %}

{% block body %}
    <h1 class="h1">Tag creation</h1>

    <form method="post">
        {% for language in languages %}
        <div class="mb-3">
            <label for="tag-{{ language }}" class="form-label">Tag in {{ language|upper }}</label>
            <input type="text" class="form-control" name="tag[{{ language }}]" id="tag-{{ language }}" minlength="3" required>
        </div>
        {% endfor %}
        <button type="submit" class="btn btn-primary">Submit</button>
    </form>
{% endblock %}

{% block breadcrumb %}
    <div class="breadcrumb">
        <a href="{{ path('homepage') }}">{% trans %}routes.home{% endtrans %}</a>
        &nbsp;&gt;&nbsp;
        <a href="{{ path('tag_index') }}">{% trans %}tags.name{% endtrans %}</a>
    </div>
{% endblock %}

Change form method for tag creation
Change form method for tag creation
