diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..c6f0838
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,10 @@
+FROM python:3.9-slim
+
+ENV PYTHONUNBUFFERED=1
+WORKDIR /app
+COPY requirements.txt /app/
+RUN pip install -r requirements.txt
+COPY . /app/
+CMD ["python", "server/manage.py", "runserver", "0.0.0.0:8000"]
+
+EXPOSE 8000
\ No newline at end of file
diff --git a/docker-compose.yaml b/docker-compose.yaml
new file mode 100644
index 0000000..3ed32ec
--- /dev/null
+++ b/docker-compose.yaml
@@ -0,0 +1,40 @@
+version: '3.9'
+
+services:
+  db:
+    image: postgres:17.0
+    container_name: postgres-database
+    restart: always
+    ports:
+      - "5432:5432"
+    environment:
+      POSTGRES_DB: ${DATABASE_NAME}
+      POSTGRES_USER: ${DATABASE_USER}
+      POSTGRES_PASSWORD: ${DATABASE_PASSWORD}
+    volumes:
+      - postgres_data:/var/lib/postgresql/data
+    networks:
+      backend:
+        aliases:
+          - "db"
+
+  back:
+    build:
+      dockerfile: Dockerfile
+    container_name: persistence
+    ports:
+      - "8000:8000"
+    volumes:
+      - .:/app
+
+    networks:
+      backend:
+        aliases:
+            - "back"
+
+networks:
+  backend:
+    driver: bridge
+
+volumes:
+  postgres_data:
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..85a22fd
Binary files /dev/null and b/requirements.txt differ
diff --git a/server/exercise/__init__.py b/server/exercise/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/server/exercise/admin.py b/server/exercise/admin.py
new file mode 100644
index 0000000..8c38f3f
--- /dev/null
+++ b/server/exercise/admin.py
@@ -0,0 +1,3 @@
+from django.contrib import admin
+
+# Register your models here.
diff --git a/server/exercise/apps.py b/server/exercise/apps.py
new file mode 100644
index 0000000..0e4b802
--- /dev/null
+++ b/server/exercise/apps.py
@@ -0,0 +1,6 @@
+from django.apps import AppConfig
+
+
+class ExerciseConfig(AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'exercise'
diff --git a/server/exercise/migrations/__init__.py b/server/exercise/migrations/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/server/exercise/models.py b/server/exercise/models.py
new file mode 100644
index 0000000..71a8362
--- /dev/null
+++ b/server/exercise/models.py
@@ -0,0 +1,3 @@
+from django.db import models
+
+# Create your models here.
diff --git a/server/exercise/tests.py b/server/exercise/tests.py
new file mode 100644
index 0000000..7ce503c
--- /dev/null
+++ b/server/exercise/tests.py
@@ -0,0 +1,3 @@
+from django.test import TestCase
+
+# Create your tests here.
diff --git a/server/exercise/views.py b/server/exercise/views.py
new file mode 100644
index 0000000..91ea44a
--- /dev/null
+++ b/server/exercise/views.py
@@ -0,0 +1,3 @@
+from django.shortcuts import render
+
+# Create your views here.
diff --git a/server/gym_program/__init__.py b/server/gym_program/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/server/gym_program/admin.py b/server/gym_program/admin.py
new file mode 100644
index 0000000..8c38f3f
--- /dev/null
+++ b/server/gym_program/admin.py
@@ -0,0 +1,3 @@
+from django.contrib import admin
+
+# Register your models here.
diff --git a/server/gym_program/apps.py b/server/gym_program/apps.py
new file mode 100644
index 0000000..5dd1465
--- /dev/null
+++ b/server/gym_program/apps.py
@@ -0,0 +1,6 @@
+from django.apps import AppConfig
+
+
+class GymProgramConfig(AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'gym_program'
diff --git a/server/gym_program/migrations/__init__.py b/server/gym_program/migrations/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/server/gym_program/models.py b/server/gym_program/models.py
new file mode 100644
index 0000000..71a8362
--- /dev/null
+++ b/server/gym_program/models.py
@@ -0,0 +1,3 @@
+from django.db import models
+
+# Create your models here.
diff --git a/server/gym_program/tests.py b/server/gym_program/tests.py
new file mode 100644
index 0000000..7ce503c
--- /dev/null
+++ b/server/gym_program/tests.py
@@ -0,0 +1,3 @@
+from django.test import TestCase
+
+# Create your tests here.
diff --git a/server/gym_program/views.py b/server/gym_program/views.py
new file mode 100644
index 0000000..91ea44a
--- /dev/null
+++ b/server/gym_program/views.py
@@ -0,0 +1,3 @@
+from django.shortcuts import render
+
+# Create your views here.
diff --git a/server/metric/__init__.py b/server/metric/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/server/metric/admin.py b/server/metric/admin.py
new file mode 100644
index 0000000..8c38f3f
--- /dev/null
+++ b/server/metric/admin.py
@@ -0,0 +1,3 @@
+from django.contrib import admin
+
+# Register your models here.
diff --git a/server/metric/apps.py b/server/metric/apps.py
new file mode 100644
index 0000000..66260cf
--- /dev/null
+++ b/server/metric/apps.py
@@ -0,0 +1,6 @@
+from django.apps import AppConfig
+
+
+class MetricConfig(AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'metric'
diff --git a/server/metric/migrations/0001_initial.py b/server/metric/migrations/0001_initial.py
new file mode 100644
index 0000000..75f1067
--- /dev/null
+++ b/server/metric/migrations/0001_initial.py
@@ -0,0 +1,29 @@
+# Generated by Django 4.2.16 on 2024-10-05 14:16
+
+from django.conf import settings
+import django.core.validators
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Metric',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('gender', models.CharField(choices=[('M', 'Male'), ('F', 'Female')], default='M', max_length=1)),
+                ('weight', models.FloatField(default=0.0, validators=[django.core.validators.MinValueValidator(0.0)])),
+                ('height', models.FloatField(default=0.0, validators=[django.core.validators.MinValueValidator(0.0)])),
+                ('birth_date', models.DateField(default='2000-01-01')),
+                ('user', models.OneToOneField(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)),
+            ],
+        ),
+    ]
diff --git a/server/metric/migrations/__init__.py b/server/metric/migrations/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/server/metric/models.py b/server/metric/models.py
new file mode 100644
index 0000000..9715e3a
--- /dev/null
+++ b/server/metric/models.py
@@ -0,0 +1,23 @@
+from django.db import models
+from django.utils.translation import gettext_lazy as _
+from django.core.validators import MinValueValidator
+
+
+class Metric(models.Model):
+    class Gender(models.TextChoices):
+        MALE = 'M', _('Male')
+        FEMALE = 'F', _('Female')
+
+    user = models.OneToOneField('user.User', on_delete=models.CASCADE)
+    gender = models.CharField(
+        max_length=1,
+        choices=Gender.choices,
+        default=Gender.MALE,
+        blank=False,
+    )
+    weight = models.FloatField(blank=False, validators=[MinValueValidator(0.0)], default=0.0)
+    height = models.FloatField(blank=False, validators=[MinValueValidator(0.0)], default=0.0)
+    birth_date = models.DateField(blank=False, null=False, default='2000-01-01')
+
+    def __str__(self):
+        return f"{self.gender}, Weight: {self.weight}, Height: {self.height}, Birth date: {self.birth_date}"
diff --git a/server/metric/serializers.py b/server/metric/serializers.py
new file mode 100644
index 0000000..150bb1a
--- /dev/null
+++ b/server/metric/serializers.py
@@ -0,0 +1,13 @@
+from rest_framework import serializers
+from .models import Metric
+
+
+class MetricSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = Metric
+        fields = ('id',
+                  'gender',
+                  'weight',
+                  'height',
+                  'birth_date'
+                  )
diff --git a/server/metric/tests.py b/server/metric/tests.py
new file mode 100644
index 0000000..7ce503c
--- /dev/null
+++ b/server/metric/tests.py
@@ -0,0 +1,3 @@
+from django.test import TestCase
+
+# Create your tests here.
diff --git a/server/metric/urls.py b/server/metric/urls.py
new file mode 100644
index 0000000..9d24ccf
--- /dev/null
+++ b/server/metric/urls.py
@@ -0,0 +1,7 @@
+from django.urls import path
+from . import views
+
+urlpatterns = [
+    path('api/metrics/', views.metric_list),
+    path('api/metric/', views.metric_detail),
+]
diff --git a/server/metric/views.py b/server/metric/views.py
new file mode 100644
index 0000000..59d564d
--- /dev/null
+++ b/server/metric/views.py
@@ -0,0 +1,46 @@
+from rest_framework.decorators import api_view
+from rest_framework.response import Response
+from rest_framework import status
+from django.shortcuts import get_object_or_404
+from .models import Metric
+from .serializers import MetricSerializer
+
+
+@api_view(['GET', 'POST'])
+def metric_list(request):
+    if request.method == 'GET':
+        metrics = Metric.objects.all()
+        serializer = MetricSerializer(metrics, many=True)
+        return Response(serializer.data)
+
+
+@api_view(['GET', 'PUT', 'POST', 'DELETE'])
+def metric_detail(request):
+    user = request.user
+
+    if request.method == 'GET':
+        metric = get_object_or_404(Metric, user=user)
+        serializer = MetricSerializer(metric)
+        return Response(serializer.data)
+
+    elif request.method == 'PUT':
+        metric = get_object_or_404(Metric, user=user)
+        serializer = MetricSerializer(metric, data=request.data)
+        if serializer.is_valid():
+            serializer.save()
+            return Response(serializer.data)
+        return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)
+
+    elif request.method == 'POST':
+        if Metric.objects.filter(user=user).exists():
+            return Response({'detail': 'Metric already exists for this user.'}, status=status.HTTP_400_BAD_REQUEST)
+        serializer = MetricSerializer(data=request.data)
+        if serializer.is_valid():
+            serializer.save(user=user)
+            return Response(serializer.data, status=status.HTTP_201_CREATED)
+        return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)
+
+    elif request.method == 'DELETE':
+        metric = get_object_or_404(Metric, user=user)
+        metric.delete()
+        return Response({'detail': 'Metric deleted successfully.'}, status=status.HTTP_204_NO_CONTENT)
diff --git a/server/server/settings.py b/server/server/settings.py
index 09cdd28..d5558bc 100644
--- a/server/server/settings.py
+++ b/server/server/settings.py
@@ -9,23 +9,26 @@ https://docs.djangoproject.com/en/4.2/topics/settings/
 For the full list of settings and their values, see
 https://docs.djangoproject.com/en/4.2/ref/settings/
 """
-
+from datetime import timedelta
+import environ
 from pathlib import Path
 
 # Build paths inside the project like this: BASE_DIR / 'subdir'.
 BASE_DIR = Path(__file__).resolve().parent.parent
 
+env = environ.Env()
+environ.Env.read_env(BASE_DIR / '../.env')
 
 # Quick-start development settings - unsuitable for production
 # See https://docs.djangoproject.com/en/4.2/howto/deployment/checklist/
 
 # SECURITY WARNING: keep the secret key used in production secret!
-SECRET_KEY = 'django-insecure-2edm6&uow19ulf2@+x%q@e+9!6$6u852^s%!o6k(1z^605h%v4'
+SECRET_KEY = env('SECRET_KEY')
 
 # SECURITY WARNING: don't run with debug turned on in production!
-DEBUG = True
+DEBUG = env.bool('DEBUG', default=False)
 
-ALLOWED_HOSTS = []
+ALLOWED_HOSTS = env.list('ALLOWED_HOSTS', default=[])
 
 
 # Application definition
@@ -37,6 +40,17 @@ INSTALLED_APPS = [
     'django.contrib.sessions',
     'django.contrib.messages',
     'django.contrib.staticfiles',
+    'django.contrib.sites',
+    'rest_framework',
+    'rest_framework.authtoken',
+    'allauth',
+    'allauth.account',
+    'allauth.socialaccount',
+    'dj_rest_auth',
+    'dj_rest_auth.registration',
+    'corsheaders',
+    'user.apps.UserConfig',
+    'metric.apps.MetricConfig',
 ]
 
 MIDDLEWARE = [
@@ -47,8 +61,15 @@ MIDDLEWARE = [
     'django.contrib.auth.middleware.AuthenticationMiddleware',
     'django.contrib.messages.middleware.MessageMiddleware',
     'django.middleware.clickjacking.XFrameOptionsMiddleware',
+    'corsheaders.middleware.CorsMiddleware',
+    'allauth.account.middleware.AccountMiddleware',
 ]
 
+CORS_ORIGIN_ALLOW_ALL = False
+CORS_ORIGIN_WHITELIST = (
+    'http://localhost:8080',
+)
+
 ROOT_URLCONF = 'server.urls'
 
 TEMPLATES = [
@@ -75,8 +96,12 @@ WSGI_APPLICATION = 'server.wsgi.application'
 
 DATABASES = {
     'default': {
-        'ENGINE': 'django.db.backends.sqlite3',
-        'NAME': BASE_DIR / 'db.sqlite3',
+        'ENGINE': 'django.db.backends.postgresql',
+        'NAME': env('DATABASE_NAME'),
+        'USER': env('DATABASE_USER'),
+        'PASSWORD': env('DATABASE_PASSWORD'),
+        'HOST': env('DATABASE_HOST'),
+        'PORT': env('DATABASE_PORT'),
     }
 }
 
@@ -99,6 +124,27 @@ AUTH_PASSWORD_VALIDATORS = [
     },
 ]
 
+SITE_ID = 1
+DJANGO_REST_AUTH_TOKEN_MODEL = None
+
+ACCOUNT_USER_MODEL_USERNAME_FIELD = None
+ACCOUNT_AUTHENTICATION_METHOD = 'email'
+ACCOUNT_EMAIL_REQUIRED = True
+ACCOUNT_UNIQUE_EMAIL = True
+ACCOUNT_USERNAME_REQUIRED = False
+ACCOUNT_USER_EMAIL_FIELD = 'email'
+ACCOUNT_LOGOUT_ON_GET = False
+ACCOUNT_EMAIL_VERIFICATION = 'none'
+
+AUTH_USER_MODEL = 'user.User'
+
+REST_AUTH_SERIALIZERS = {
+    "USER_DETAILS_SERIALIZER": "user.serializers.CustomUserDetailsSerializer",
+}
+REST_AUTH_REGISTER_SERIALIZERS = {
+    "REGISTER_SERIALIZER": "user.serializers.CustomRegisterSerializer",
+}
+
 
 # Internationalization
 # https://docs.djangoproject.com/en/4.2/topics/i18n/
diff --git a/server/server/urls.py b/server/server/urls.py
index c47b8bd..fe98614 100644
--- a/server/server/urls.py
+++ b/server/server/urls.py
@@ -15,8 +15,11 @@ Including another URLconf
     2. Add a URL to urlpatterns:  path('blog/', include('blog.urls'))
 """
 from django.contrib import admin
-from django.urls import path
+from django.urls import path, include
 
 urlpatterns = [
     path('admin/', admin.site.urls),
+    path('auth/', include('dj_rest_auth.urls')),
+    path('auth/registration/', include('dj_rest_auth.registration.urls')),
+    path('', include('metric.urls')),
 ]
diff --git a/server/training_day/__init__.py b/server/training_day/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/server/training_day/admin.py b/server/training_day/admin.py
new file mode 100644
index 0000000..8c38f3f
--- /dev/null
+++ b/server/training_day/admin.py
@@ -0,0 +1,3 @@
+from django.contrib import admin
+
+# Register your models here.
diff --git a/server/training_day/apps.py b/server/training_day/apps.py
new file mode 100644
index 0000000..da3aed6
--- /dev/null
+++ b/server/training_day/apps.py
@@ -0,0 +1,6 @@
+from django.apps import AppConfig
+
+
+class TrainingDayConfig(AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'training_day'
diff --git a/server/training_day/migrations/__init__.py b/server/training_day/migrations/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/server/training_day/models.py b/server/training_day/models.py
new file mode 100644
index 0000000..71a8362
--- /dev/null
+++ b/server/training_day/models.py
@@ -0,0 +1,3 @@
+from django.db import models
+
+# Create your models here.
diff --git a/server/training_day/tests.py b/server/training_day/tests.py
new file mode 100644
index 0000000..7ce503c
--- /dev/null
+++ b/server/training_day/tests.py
@@ -0,0 +1,3 @@
+from django.test import TestCase
+
+# Create your tests here.
diff --git a/server/training_day/views.py b/server/training_day/views.py
new file mode 100644
index 0000000..91ea44a
--- /dev/null
+++ b/server/training_day/views.py
@@ -0,0 +1,3 @@
+from django.shortcuts import render
+
+# Create your views here.
diff --git a/server/user/__init__.py b/server/user/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/server/user/admin.py b/server/user/admin.py
new file mode 100644
index 0000000..8c38f3f
--- /dev/null
+++ b/server/user/admin.py
@@ -0,0 +1,3 @@
+from django.contrib import admin
+
+# Register your models here.
diff --git a/server/user/apps.py b/server/user/apps.py
new file mode 100644
index 0000000..36cce4c
--- /dev/null
+++ b/server/user/apps.py
@@ -0,0 +1,6 @@
+from django.apps import AppConfig
+
+
+class UserConfig(AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'user'
diff --git a/server/user/migrations/0001_initial.py b/server/user/migrations/0001_initial.py
new file mode 100644
index 0000000..4566677
--- /dev/null
+++ b/server/user/migrations/0001_initial.py
@@ -0,0 +1,36 @@
+# Generated by Django 4.2.16 on 2024-10-05 11:19
+
+from django.db import migrations, models
+import user.models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+        ('auth', '0012_alter_user_first_name_max_length'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='User',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('password', models.CharField(max_length=128, verbose_name='password')),
+                ('last_login', models.DateTimeField(blank=True, null=True, verbose_name='last login')),
+                ('is_superuser', models.BooleanField(default=False, help_text='Designates that this user has all permissions without explicitly assigning them.', verbose_name='superuser status')),
+                ('email', models.EmailField(max_length=254, unique=True)),
+                ('is_active', models.BooleanField(default=True)),
+                ('is_staff', models.BooleanField(default=False)),
+                ('groups', models.ManyToManyField(blank=True, help_text='The groups this user belongs to. A user will get all permissions granted to each of their groups.', related_name='user_set', related_query_name='user', to='auth.group', verbose_name='groups')),
+                ('user_permissions', models.ManyToManyField(blank=True, help_text='Specific permissions for this user.', related_name='user_set', related_query_name='user', to='auth.permission', verbose_name='user permissions')),
+            ],
+            options={
+                'abstract': False,
+            },
+            managers=[
+                ('objects', user.models.UserManager()),
+            ],
+        ),
+    ]
diff --git a/server/user/migrations/__init__.py b/server/user/migrations/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/server/user/models.py b/server/user/models.py
new file mode 100644
index 0000000..f16a088
--- /dev/null
+++ b/server/user/models.py
@@ -0,0 +1,35 @@
+from django.contrib.auth.models import AbstractBaseUser, BaseUserManager, PermissionsMixin
+from django.db import models
+
+
+class UserManager(BaseUserManager):
+    use_in_migrations = True
+
+    def create_user(self, email, password=None, **extra_fields):
+        if not email:
+            raise ValueError("Email address must be provided")
+        email = self.normalize_email(email)
+        user = self.model(email=email, **extra_fields)
+        user.set_password(password)
+        user.save(using=self._db)
+        return user
+
+    def create_superuser(self, email, password=None, **extra_fields):
+        extra_fields.setdefault('is_staff', True)
+        extra_fields.setdefault('is_superuser', True)
+
+        return self.create_user(email, password, **extra_fields)
+
+
+class User(AbstractBaseUser, PermissionsMixin):
+    email = models.EmailField(unique=True)
+    is_active = models.BooleanField(default=True)
+    is_staff = models.BooleanField(default=False)
+
+    objects = UserManager()
+
+    USERNAME_FIELD = 'email'
+    REQUIRED_FIELDS = []
+
+    def __str__(self):
+        return self.email
diff --git a/server/user/serializers.py b/server/user/serializers.py
new file mode 100644
index 0000000..ef8ded3
--- /dev/null
+++ b/server/user/serializers.py
@@ -0,0 +1,26 @@
+from dj_rest_auth.registration.serializers import RegisterSerializer
+from rest_framework import serializers
+from .models import User
+
+
+class CustomRegisterSerializer(RegisterSerializer):
+    email = serializers.EmailField(required=True)
+    password1 = serializers.CharField(write_only=True)
+    password2 = serializers.CharField(write_only=True)
+
+    def get_cleaned_data(self):
+        super(CustomRegisterSerializer, self).get_cleaned_data()
+
+        return {
+            'email': self.validated_data.get('email', ''),
+            'password1': self.validated_data.get('password1', ''),
+            'password2': self.validated_data.get('password2', ''),
+        }
+
+
+class CustomUserDetailsSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = User
+        fields = ('email',)
+        read_only_fields = ('email',)
+
diff --git a/server/user/tests.py b/server/user/tests.py
new file mode 100644
index 0000000..7ce503c
--- /dev/null
+++ b/server/user/tests.py
@@ -0,0 +1,3 @@
+from django.test import TestCase
+
+# Create your tests here.
diff --git a/server/user/views.py b/server/user/views.py
new file mode 100644
index 0000000..ed4d785
--- /dev/null
+++ b/server/user/views.py
@@ -0,0 +1,6 @@
+from dj_rest_auth.registration.views import RegisterView
+from .models import User
+
+
+class CustomRegisterView(RegisterView):
+    queryset = User.objects.all()