Add bulk member upload functionality: implement MemberLoadView, update routes, templates, and create MassUploadForm for CSV uploads.

templates/members/member_load.html

@@ -0,0 +1,56 @@
+{% extends "backend/base.html" %}
+
+{% load i18n %}
+{% load form_field %}
+{% load avatar %}
+
+{% block content %}
+    {% partialdef content inline %}
+        <h1 class="page-title">{% translate "Members" %}</h1>
+
+        <h2 class="page-subtitle border-b-0! hidden lg:flex">{% translate "Bulk load new member information" %}</h2>
+
+        <div class="alert alert-info mt-2 text-sm text-justify">
+            <i class="text-lg fa-solid fa-info"></i>
+            <span>
+                {% blocktranslate %}
+                    Data should be formatted as a .csv file with the following information in the different columns:
+                    <ul class="my-2 list-disc list-inside">
+                        <li>First name</li>
+                        <li>Last name</li>
+                        <li>Email</li>
+                        <li>Birthday (YYYY-MM-DD)</li>
+                        <li>License number</li>
+                        <!-- <li>Team (short name)</li>
+                        <li>Role (abbreviation)</li>
+                        <li>Number</li>
+                        <li>Position (C or A, depending on captain or assistant captain, leave empty if neither)</li> -->
+                    </ul>
+                {% endblocktranslate %}
+            </span>
+        </div>
+
+        {% if form.errors %}
+            <div class="flex flex-row items-center gap-2 p-2 m-4 rounded-lg bg-error">
+                <i class="mr-2 text-3xl fa-solid fa-exclamation-triangle text-error-content"></i>
+
+                <div class="flex flex-col">
+                    <div class="mb-1 font-semibold text-error-content">{% translate "Error" %}</div>
+                    <div class="text-sm text-error-content">{% translate "Please correct the errors below before saving again." %}</div>
+                </div>
+            </div>
+        {% endif %}
+
+        <form method="post" enctype="multipart/form-data">
+            {% csrf_token %}
+
+            <div class="mt-4">
+                {% form_field form.csv_file %}
+            </div>
+
+            <button class="w-full mt-8 btn btn-neutral" type="submit">
+                <i class="fa-solid fa-floppy-disk"></i>{% translate "Save" %}
+            </button>
+        </form>
+    {% endpartialdef content %}
+{% endblock content %}