feat: MVP v0.5 完成 - 全部14个P0功能

- P0-8: 决策交互卡片（飞书卡片+回调+4种模板）
- P0-10: 执行记录REST API（Hono框架+统计接口）
- P0-11: 创建流程串联（向导→章程→任务→看板→通知）
- P0-12: GitHub Actions CI/CD
- P0-14: Dockerfile + docker-compose部署
- 前端入口+Vite配置+项目结构完善
- CHANGELOG + PROGRESS更新

Dockerfile

@@ -0,0 +1,16 @@
+FROM node:22-alpine AS builder
+WORKDIR /app
+COPY package*.json ./
+RUN npm ci
+COPY . .
+RUN npm run build
+
+FROM node:22-alpine AS runner
+WORKDIR /app
+COPY --from=builder /app/dist ./dist
+COPY --from=builder /app/package*.json ./
+RUN npm ci --omit=dev
+
+EXPOSE 3001
+ENV PORT=3001
+CMD ["node", "dist/server/main.js"]