feat: MCP 서버 추가 — AI 에이전트용 웹 검사 도구

Node.js + TypeScript MCP 서버 구현:
- 5개 도구: inspect_page, inspect_site, get_inspection, get_issues, get_history
- 듀얼 트랜스포트: stdio (Claude Desktop) + Streamable HTTP (Docker/원격)
- i18n 지원 (영어/한국어)
- Docker 통합 (port 3100) + Nginx /mcp 프록시
- Smithery 레지스트리 배포 설정

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

mcp/Dockerfile

@@ -0,0 +1,16 @@
+FROM node:20-alpine AS builder
+WORKDIR /app
+COPY package.json package-lock.json* ./
+RUN npm ci
+COPY tsconfig.json ./
+COPY src/ ./src/
+RUN npm run build
+
+FROM node:20-alpine
+WORKDIR /app
+ENV NODE_ENV=production
+COPY package.json package-lock.json* ./
+RUN npm ci --omit=dev
+COPY --from=builder /app/dist ./dist
+EXPOSE 3100
+CMD ["node", "dist/index.js"]