chore: add docker deployment files and scripts

Dockerfile

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+# Stage 1: Build
+FROM node:20-slim AS build
+WORKDIR /app
+COPY package*.json ./
+RUN npm install
+COPY . .
+RUN npm run build
+
+# Stage 2: Serve with Nginx
+FROM nginx:alpine
+# Copy build output to nginx folder
+COPY --from=build /app/dist /usr/share/nginx/html
+# Custom nginx config to handle SPA routing if needed
+RUN echo 'server { \
+    listen 80; \
+    location / { \
+        root /usr/share/nginx/html; \
+        index index.html; \
+        try_files $uri $uri/ /index.html; \
+    } \
+}' > /etc/nginx/conf.d/default.conf
+
+EXPOSE 80
+CMD ["nginx", "-g", "daemon off;"]

build_and_push.sh

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+#!/bin/bash
+
+# Configuration
+REGISTRY="dcr-by1jwyxk44.71826370.xyz"
+IMAGE_NAME="safe-os-ui"
+TAG="latest"
+FULL_IMAGE_NAME="$REGISTRY/$IMAGE_NAME:$TAG"
+
+echo "Step 1: Building Docker image..."
+docker build -t $IMAGE_NAME:$TAG .
+
+if [ $? -ne 0 ]; then
+    echo "Error: Docker build failed."
+    exit 1
+fi
+
+echo "Step 2: Tagging image for registry..."
+docker tag $IMAGE_NAME:$TAG $FULL_IMAGE_NAME
+
+echo "Step 3: Pushing image to $REGISTRY..."
+# Note: You might need to run 'docker login $REGISTRY' beforehand
+docker push $FULL_IMAGE_NAME
+
+if [ $? -eq 0 ]; then
+    echo "Success: Image has been pushed to $FULL_IMAGE_NAME"
+else
+    echo "Error: Docker push failed."
+    exit 1
+fi

deploy/docker-compose.yml

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+version: '3.8'
+
+services:
+  # Frontend Service
+  safe-os-ui:
+    image: dcr-by1jwyxk44.71826370.xyz/safe-os-ui:latest
+    container_name: safe-os-ui
+    restart: always
+    networks:
+      - npm_network
+
+  # Backend: Planning Agent
+  planning-agent:
+    image: dcr-by1jwyxk44.71826370.xyz/planning-agent:latest
+    container_name: planning-agent
+    restart: always
+    environment:
+      - PORT=8090
+    networks:
+      - npm_network
+
+  # Backend: DevOps Agent
+  devops-agent:
+    image: dcr-by1jwyxk44.71826370.xyz/devops-agent:latest
+    container_name: devops-agent
+    restart: always
+    environment:
+      - PORT=8000
+    networks:
+      - npm_network
+
+  # Backend: Quality Gate
+  quality-gate:
+    image: dcr-by1jwyxk44.71826370.xyz/quality-gate:latest
+    container_name: quality-gate
+    restart: always
+    environment:
+      - PORT=5000
+    networks:
+      - npm_network
+
+networks:
+  npm_network:
+    external: true
+    name: proxy-net # 已更新为实际的 Docker 网络名称