Improve mobile.de detail parsing

Dockerfile

@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/playwright/python:v1.58.0-noble
+FROM python:3.12-slim-bookworm
 
 ENV PYTHONDONTWRITEBYTECODE=1 \
     PYTHONUNBUFFERED=1
@@ -10,10 +10,7 @@ WORKDIR /app
 COPY pyproject.toml uv.lock ./
 RUN pip install --no-cache-dir uv \
     && uv export --format requirements-txt --no-dev --no-hashes --no-emit-project -o /tmp/requirements.txt \
-    && pip install --no-cache-dir -r /tmp/requirements.txt \
-    && pip install --no-cache-dir playwright-stealth
-
-RUN python -m playwright install chromium firefox
+    && pip install --no-cache-dir -r /tmp/requirements.txt
 
 COPY . .
 RUN pip install --no-cache-dir -e .