test: add path, switch to uv

Dockerfile

@@ -3,23 +3,25 @@ FROM python:3.13-slim AS builder
 # Prevent Python from writing .pyc files and enable unbuffered stdout/stderr
 ENV PYTHONDONTWRITEBYTECODE=1 \
     PYTHONUNBUFFERED=1 \
-    PIP_DISABLE_PIP_VERSION_CHECK=1 \
     PLAYWRIGHT_SKIP_BROWSER_DOWNLOAD=1
 
 WORKDIR /app
 
-# Install build deps required to build wheels
+# Install build deps required to build wheels and tools needed to fetch uv
 RUN apt-get update \
-    && apt-get install -y --no-install-recommends build-essential gcc \
+    && apt-get install -y --no-install-recommends build-essential gcc curl ca-certificates \
     && rm -rf /var/lib/apt/lists/*
 
-# Upgrade packaging tools and install runtime dependencies into a separate prefix
-COPY requirements.txt ./
-RUN pip install --upgrade pip setuptools wheel \
-    && pip install --prefix=/install --no-cache-dir \
-    --extra-index-url https://git.theprivateserver.de/api/packages/PHB/pypi/simple/ \
-    -r requirements.txt \
-    && rm -rf /root/.cache/pip
+# Install uv into this stage by copying official uv binaries from the uv image
+COPY --from=ghcr.io/astral-sh/uv:python3.13-trixie-slim /uv /uvx /bin/
+
+# Copy only metadata first so dependency installs can be cached
+COPY pyproject.toml ./
+
+# Use uv to resolve & install the project's dependencies (no project source yet)
+# This creates a .venv containing all dependencies which we move to /install
+RUN uv sync --no-install-project --no-editable \
+    && mv .venv /install
 
 # Copy application source (only used to include app files in final image)
 COPY . /app
@@ -32,12 +34,16 @@ ENV PYTHONDONTWRITEBYTECODE=1 \
 
 WORKDIR /app
 
-# Copy installed packages from the builder image into the final image
-COPY --from=builder /install /usr/local
-# Copy application sources
+# Bring uv into the final image so we can run the app with it
+COPY --from=ghcr.io/astral-sh/uv:python3.13-trixie-slim /uv /uvx /bin/
+
+# Copy the prepared environment from the builder and the application
+COPY --from=builder /install /app/.venv
 COPY --from=builder /app /app
 
-EXPOSE 8001
+ENV PATH="/app/.venv/bin:$PATH"
 
-# Run using uvicorn; the app is defined in `api_service.py` as `app`
-CMD ["uvicorn", "api_service:app", "--host", "0.0.0.0", "--port", "8001"]
+EXPOSE ${API_PORT}
+
+# Use uv to run the app inside the synced environment
+CMD ["uv", "run", "python", "api_service.py"]