Add JH work data page and database

Dockerfile

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+FROM python:3.12-slim
+
+ENV PYTHONDONTWRITEBYTECODE=1 \
+    PYTHONUNBUFFERED=1 \
+    PORT=8090
+
+WORKDIR /app
+
+COPY requirements.txt ./
+RUN pip install --no-cache-dir -r requirements.txt
+
+COPY app.py index.html detail-view.html detail-view-project.html ./
+
+# matching.db는 볼륨으로 마운트해서 데이터 보존
+VOLUME ["/app/data"]
+
+EXPOSE 8090
+
+CMD ["sh", "-c", "ln -sf /app/data/matching.db /app/matching.db 2>/dev/null || true; python3 app.py"]