feat(deploy): add volcengine-102 production deployment

Multi-stage Dockerfile (Node frontend build + Python runtime),
docker-compose with agenteval (port 8002) and openclaw-eval containers.

deploy/volcengine-102/.env.example

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+# AgentEvalTool production environment — volcengine-102
+# Generate secret: python -c "from cryptography.fernet import Fernet; print(Fernet.generate_key().decode())"
+
+AGENTEVAL_API_KEY=
+AGENTEVAL_SECRET_KEY=
+AGENTEVAL_ALLOWED_ORIGINS=["https://agenteval.solahqb22.cn"]
+
+AGENTEVAL_OPENCLAW_UPSTREAM=http://openclaw-eval:18789
+AGENTEVAL_OPENCLAW_WS_UPSTREAM=ws://openclaw-eval:18789
+AGENTEVAL_OPENCLAW_PROXY_USER=agenteval
+AGENTEVAL_OPENCLAW_AUTH_TOKEN=change-me-in-production
+
+AGENTEVAL_WEBHOOK_URL=
+AGENTEVAL_WEBHOOK_SECRET=

deploy/volcengine-102/Dockerfile

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+# Multi-stage build: Node compiles React frontend, Python runs backend.
+# Frontend dist is baked into the image (no runtime volume mount needed).
+
+FROM node:20-alpine AS frontend-build
+WORKDIR /app/frontend/web
+COPY frontend/web/package.json frontend/web/package-lock.json* ./
+RUN npm ci --silent
+COPY frontend/web/ ./
+RUN npm run build
+
+FROM python:3.11.15-slim-bookworm AS runtime
+WORKDIR /app
+
+ARG BUILD_COMMIT=unknown
+ARG BUILD_TIME=unknown
+ENV AGENTEVAL_BUILD_COMMIT=${BUILD_COMMIT}
+ENV AGENTEVAL_BUILD_TIME=${BUILD_TIME}
+
+ENV PIP_INDEX_URL=https://mirrors.aliyun.com/pypi/simple/
+ENV PIP_TRUSTED_HOST=mirrors.aliyun.com
+RUN sed -i \
+    -e 's|deb.debian.org|mirrors.aliyun.com|g' \
+    -e 's|security.debian.org|mirrors.aliyun.com/debian-security|g' \
+    /etc/apt/sources.list.d/debian.sources 2>/dev/null || true
+RUN sed -i \
+    -e 's|deb.debian.org|mirrors.aliyun.com|g' \
+    -e 's|security.debian.org|mirrors.aliyun.com/debian-security|g' \
+    /etc/apt/sources.list 2>/dev/null || true
+
+RUN apt-get update \
+    && apt-get install -y --no-install-recommends gcc curl \
+    && rm -rf /var/lib/apt/lists/*
+
+COPY pyproject.toml README.md alembic.ini ./
+COPY migrations ./migrations
+COPY backend ./backend
+
+RUN pip install --no-cache-dir -e .
+
+COPY --from=frontend-build /app/frontend/web/dist ./frontend/web/dist
+COPY config/config.example.json ./config/config.json
+COPY data/scenarios ./data/scenarios
+
+EXPOSE 8000
+HEALTHCHECK --interval=30s --timeout=5s --retries=3 \
+    CMD curl -f http://localhost:8000/api/health || exit 1
+CMD ["sh", "-c", "alembic upgrade head && agenteval server start --host 0.0.0.0 --port 8000"]

deploy/volcengine-102/docker-compose.yml

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+services:
+  agenteval:
+    build:
+      context: ../..
+      dockerfile: deploy/volcengine-102/Dockerfile
+      args:
+        BUILD_COMMIT: "${BUILD_COMMIT:-unknown}"
+        BUILD_TIME: "${BUILD_TIME:-unknown}"
+    image: agenteval:${IMAGE_TAG:-latest}
+    container_name: agenteval
+    ports:
+      - "8002:8000"
+    env_file:
+      - .env
+    volumes:
+      - agenteval_data:/app/data
+    restart: unless-stopped
+
+  openclaw-eval:
+    image: ghcr.io/openclaw/openclaw:latest
+    container_name: openclaw-eval
+    ports:
+      - "28789:18789"
+    volumes:
+      - openclaw_eval_data:/home/node/.openclaw
+    environment:
+      - AGENTEVAL_API_URL=http://agenteval:8000
+    restart: unless-stopped
+
+volumes:
+  agenteval_data:
+  openclaw_eval_data: