Global refactoring of the project to use poetry and implement tests,

fixing bugs, changing the handling of dto and db models, preparing to
add new functionality

Dockerfile

@@ -1,12 +1,22 @@
-FROM python:3.11
+FROM python:3.13 as requirements-stage
+WORKDIR /tmp
+RUN pip install poetry
+RUN poetry self add poetry-plugin-export
+COPY ./pyproject.toml ./poetry.lock* /tmp/
+RUN poetry export -f requirements.txt --output requirements.txt --with dev --without-hashes
+
+FROM python:3.13
+ENV PYTHONDONTWRITEBYTECODE=1
+ENV PYTHONUNBUFFERED=1
+
+RUN apt-get update \
+    && apt-get -y install gcc postgresql \
+    && apt-get clean # netcat
+
+RUN pip install --upgrade pip
 
 WORKDIR /code
-
-COPY requirements.txt ./
-RUN pip install --no-cache-dir -r requirements.txt
-
-COPY ./src/alembic.ini ./
-COPY ./src/app /code/app
-COPY ./tests /code/tests
-
-CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8000"]
+COPY --from=requirements-stage /tmp/requirements.txt ./requirements.txt
+RUN pip install --no-cache-dir --upgrade -r ./requirements.txt
+COPY . .
+ENV PYTHONPATH=.