chore(deploy): 移除 Docker 配置与文档中的部署方案，待从代码重议

Dockerfile

@@ -1,37 +0,0 @@
-# 语法：docker/dockerfile:1
-# 构建产物：/app/naku-server · /app/naku-engine · /app/drizzle · /srv（前端）
-
-# ---------- 构建：依赖 + 前端 + 两个单文件 ----------
-FROM oven/bun:1.4-alpine AS build
-WORKDIR /src
-
-COPY package.json bun.lock ./
-COPY apps ./apps
-COPY packages ./packages
-
-RUN bun install --frozen-lockfile
-
-# 前端静态资源
-RUN bun run --cwd apps/web build-only
-
-# 单文件（linux-x64；构建发生在 Linux 容器内，无需交叉编译）
-RUN mkdir -p /out \
-  && bun build --compile --outfile /out/naku-server apps/server/src/index.ts \
-  && bun build --compile --outfile /out/naku-engine apps/engine/src/index.ts
-
-# ---------- 应用运行时：两个二进制 + 迁移 SQL ----------
-FROM alpine:3.20 AS app
-WORKDIR /app
-# Bun 单文件仍需 C++ 运行时与 CA；从构建镜像拷贝，避免 apk 联网
-COPY --from=build /usr/lib/libstdc++.so.6 /usr/lib/libgcc_s.so.1 /usr/lib/
-COPY --from=build /etc/ssl/certs /etc/ssl/certs
-COPY --from=build /out/naku-server /out/naku-engine /app/
-COPY --from=build /src/packages/db/drizzle /app/drizzle
-ENV MIGRATIONS_FOLDER=/app/drizzle
-# 默认跑 server；compose 里 engine 覆盖 command
-CMD ["/app/naku-server"]
-
-# ---------- 网关：Caddy + 前端静态资源 ----------
-FROM caddy:2-alpine AS proxy
-COPY deploy/Caddyfile /etc/caddy/Caddyfile
-COPY --from=build /src/apps/web/dist /srv