fix(docker): add --no-root flag to poetry install

Prevent Poetry from trying to install the project itself,
which fails due to missing README.md in builder stage.

Author: COT-WORLD

Dockerfile

@@ -7,7 +7,7 @@ RUN pip install poetry
 COPY pyproject.toml poetry.lock ./
 
 RUN poetry config virtualenvs.in-project true && \
-    poetry install --no-interaction
+    poetry install --no-root --no-interaction
 
 FROM python:3.12.1-slim
 

pyproject.toml

@@ -7,7 +7,6 @@ authors = [
 ]
 package-mode = false
 license = {text = "MIT"}
-readme = "README.md"
 requires-python = ">=3.12"
 dependencies = [
     "alembic (==1.16.4)",