barebone app with django and react, sse, jwt token, comport reader, test comport writer, requires com0com, users with groups, sample table vehicles, tokens for access and refresh

backend/nomenclatures/admin.py

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+from django.contrib import admin
+
+# Register your models here.

backend/nomenclatures/apps.py

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+from django.apps import AppConfig
+
+
+class NomenclaturesConfig(AppConfig):
+    default_auto_field = "django.db.models.BigAutoField"
+    name = "nomenclatures"

backend/nomenclatures/migrations/0001_initial.py

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+# Generated by Django 4.2.8 on 2026-01-13 16:51
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = []
+
+    operations = [
+        migrations.CreateModel(
+            name="Nomenclature",
+            fields=[
+                (
+                    "id",
+                    models.BigAutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                ("code", models.CharField(max_length=50, unique=True)),
+                ("name", models.CharField(max_length=255)),
+                (
+                    "applies_to",
+                    models.CharField(
+                        choices=[("vehicle", "Vehicle"), ("container", "Container")],
+                        max_length=50,
+                    ),
+                ),
+            ],
+        ),
+        migrations.CreateModel(
+            name="NomenclatureField",
+            fields=[
+                (
+                    "id",
+                    models.BigAutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                ("key", models.CharField(max_length=50)),
+                (
+                    "field_type",
+                    models.CharField(
+                        choices=[
+                            ("text", "Text"),
+                            ("number", "Number"),
+                            ("bool", "Boolean"),
+                            ("choice", "Choice"),
+                        ],
+                        max_length=20,
+                    ),
+                ),
+                (
+                    "nomenclature",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        to="nomenclatures.nomenclature",
+                    ),
+                ),
+            ],
+        ),
+    ]

backend/nomenclatures/models.py

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+from django.db import models
+
+# Create your models here.
+class Nomenclature(models.Model):
+    code = models.CharField(max_length=50, unique=True)
+    name = models.CharField(max_length=255)
+    applies_to = models.CharField(
+        max_length=50,
+        choices=[("vehicle", "Vehicle"), ("container", "Container")]
+    )
+
+class NomenclatureField(models.Model):
+    TEXT = "text"
+    NUMBER = "number"
+    BOOL = "bool"
+    CHOICE = "choice"
+
+    FIELD_TYPES = [
+        (TEXT, "Text"),
+        (NUMBER, "Number"),
+        (BOOL, "Boolean"),
+        (CHOICE, "Choice"),
+    ]
+
+    nomenclature = models.ForeignKey(
+        Nomenclature, on_delete=models.CASCADE
+    )
+    key = models.CharField(max_length=50)
+    field_type = models.CharField(max_length=20, choices=FIELD_TYPES)

backend/nomenclatures/tests.py

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+from django.test import TestCase
+
+# Create your tests here.

backend/nomenclatures/views.py

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+from django.shortcuts import render
+
+# Create your views here.