Develop

.dockerignore

@@ -0,0 +1,4 @@
+__pycache__/
+.venv
+.github
+.env

cinema/management/commands/wait_for_db.py

@@ -0,0 +1,18 @@
+import time
+from django.db import connections
+from django.db.utils import OperationalError
+from django.core.management.base import BaseCommand
+
+
+class Command(BaseCommand):
+    def handle(self, *args, **options):
+        self.stdout.write("Waiting for database...")
+        db_conn = None
+        while not db_conn:
+            try:
+                db_conn = connections["default"]
+                db_conn.ensure_connection()
+            except OperationalError:
+                self.stdout.write("Database unavailable, waiting 1 second...")
+                time.sleep(1)
+        self.stdout.write(self.style.SUCCESS("Database available!"))

cinema/migrations/0002_alter_movie_actors_alter_movie_genres_and_more.py

@@ -0,0 +1,41 @@
+# Generated by Django 5.2.13 on 2026-04-27 17:09
+
+import django.db.models.deletion
+from django.conf import settings
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('cinema', '0001_initial'),
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='movie',
+            name='actors',
+            field=models.ManyToManyField(blank=True, related_name='movies', to='cinema.actor'),
+        ),
+        migrations.AlterField(
+            model_name='movie',
+            name='genres',
+            field=models.ManyToManyField(blank=True, related_name='movies', to='cinema.genre'),
+        ),
+        migrations.AlterField(
+            model_name='moviesession',
+            name='cinema_hall',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='movie_sessions', to='cinema.cinemahall'),
+        ),
+        migrations.AlterField(
+            model_name='moviesession',
+            name='movie',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='movie_sessions', to='cinema.movie'),
+        ),
+        migrations.AlterField(
+            model_name='order',
+            name='user',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='orders', to=settings.AUTH_USER_MODEL),
+        ),
+    ]

cinema_service/settings.py

@@ -9,8 +9,10 @@
 For the full list of settings and their values, see
 https://docs.djangoproject.com/en/4.0/ref/settings/
 """
+
 from datetime import timedelta
 from pathlib import Path
+import os
 
 # Build paths inside the project like this: BASE_DIR / 'subdir'.
 BASE_DIR = Path(__file__).resolve().parent.parent
@@ -86,12 +88,15 @@
 
 DATABASES = {
     "default": {
-        "ENGINE": "django.db.backends.sqlite3",
-        "NAME": BASE_DIR / "db.sqlite3",
+        "ENGINE": "django.db.backends.postgresql",
+        "NAME": os.environ.get("POSTGRES_DB"),
+        "USER": os.environ.get("POSTGRES_USER"),
+        "PASSWORD": os.environ.get("POSTGRES_PASSWORD"),
+        "HOST": os.environ.get("POSTGRES_HOST"),
+        "PORT": os.environ.get("POSTGRES_PORT", "5432"),
     }
 }
 
-
 # Password validation
 # https://docs.djangoproject.com/en/4.0/ref/settings/#auth-password-validators
 
@@ -131,10 +136,11 @@
 # Static files (CSS, JavaScript, Images)
 # https://docs.djangoproject.com/en/4.0/howto/static-files/
 
-STATIC_URL = "static/"
+STATIC_URL = "/static/"
+STATIC_ROOT = "/vol/web/static"
 
 MEDIA_URL = "/media/"
-MEDIA_ROOT = BASE_DIR / "media"
+MEDIA_ROOT = "/vol/web/media"
 
 # Default primary key field type
 # https://docs.djangoproject.com/en/4.0/ref/settings/#default-auto-field

docker-compose.yml

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+services:
+  db:
+    image: postgres:15-alpine
+    restart: unless-stopped
+    volumes:
+      - postgres_data:/var/lib/postgresql/data
+    env_file:
+      - .env
+
+  app:
+    build: .
+    restart: unless-stopped
+    volumes:
+      - .:/app
+      - media_files:/vol/web/media
+      - static_files:/vol/web/static
+    ports:
+      - "8000:8000"
+    env_file:
+      - .env
+    command: >
+      sh -c "python manage.py wait_for_db &&
+             python manage.py migrate &&
+             python manage.py collectstatic --noinput &&
+             python manage.py runserver 0.0.0.0:8000"
+    depends_on:
+      - db
+
+volumes:
+  postgres_data:
+  media_files:
+  static_files:

dockerfile

@@ -0,0 +1,28 @@
+FROM python:3.11-alpine
+
+WORKDIR /app
+
+COPY requirements.txt .
+
+RUN apk add --update --no-cache postgresql-client jpeg libjpeg \
+    && apk add --update --no-cache --virtual .tmp-build-deps \
+       gcc libc-dev postgresql-dev musl-dev zlib-dev jpeg-dev \
+    && pip install --no-cache-dir -r requirements.txt \
+    && apk del .tmp-build-deps
+
+RUN mkdir -p /vol/web/media /vol/web/static
+
+RUN adduser \
+    --disabled-password \
+    --no-create-home \
+    django-user
+
+RUN chown -R django-user:django-user /vol/
+
+RUN chmod -R 755 /vol/web/
+
+USER django-user
+
+COPY . .
+
+EXPOSE 8000

requirements.txt

@@ -1,10 +1,12 @@
-django
-flake8
-flake8-quotes
-flake8-variables-names
-pep8-naming
-django-debug-toolbar
-djangorestframework
-djangorestframework-simplejwt
-drf-spectacular
-Pillow
+Django==5.2.13
+django-debug-toolbar==6.3.0
+djangorestframework==3.17.1
+djangorestframework_simplejwt==5.5.1
+drf-spectacular==0.29.0
+flake8==7.3.0
+flake8-quotes==3.4.0
+flake8-variables-names==0.0.6
+pep8-naming==0.15.1
+pillow==12.2.0
+pyflakes==3.4.0
+psycopg2-binary==2.9.12