chore: 增加NapCat中文桌面派生镜像资产

ci/napcat-desktop-cn/Dockerfile

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+ARG NAPCAT_BASE_IMAGE=
+FROM ${NAPCAT_BASE_IMAGE}
+
+USER root
+
+RUN set -eux; \
+  apt-get update; \
+  DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
+    dbus-x11 \
+    fontconfig \
+    fonts-noto-cjk \
+    fonts-wqy-microhei \
+    locales \
+    tzdata; \
+  sed -i 's/^# *zh_CN.UTF-8 UTF-8/zh_CN.UTF-8 UTF-8/' /etc/locale.gen; \
+  locale-gen zh_CN.UTF-8; \
+  ln -snf /usr/share/zoneinfo/Asia/Shanghai /etc/localtime; \
+  echo Asia/Shanghai > /etc/timezone; \
+  fc-cache -fv; \
+  rm -rf /var/lib/apt/lists/*
+
+ENV LANG=zh_CN.UTF-8 \
+  LC_ALL=zh_CN.UTF-8 \
+  LANGUAGE=zh_CN:zh \
+  TZ=Asia/Shanghai \
+  HOME=/app \
+  XDG_CONFIG_HOME=/app/.config \
+  XDG_CACHE_HOME=/app/.cache \
+  XDG_DATA_HOME=/app/.local/share \
+  XDG_RUNTIME_DIR=/tmp/runtime-napcat

ci/napcat-desktop-cn/README.md

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+# NapCat Chinese Desktop Runtime Image
+
+Build from the locally inspected upstream digest:
+
+```powershell
+$baseImage = docker image inspect mlikiowa/napcat-docker:latest --format '{{index .RepoDigests 0}}'
+if (-not $baseImage) { throw 'NapCat upstream image digest not found; pull and inspect the image before building.' }
+docker build `
+  --build-arg NAPCAT_BASE_IMAGE=$baseImage `
+  -t kt-napcat-desktop-cn:desktop-cn-v1 `
+  -f ci/napcat-desktop-cn/Dockerfile .
+```
+
+Verify:
+
+```powershell
+docker run --rm kt-napcat-desktop-cn:desktop-cn-v1 sh /ci/napcat-desktop-cn/verify.sh
+```
+
+Record the final digest in `QQBOT_NAPCAT_IMAGE`.

ci/napcat-desktop-cn/verify.sh

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+#!/bin/sh
+set -eu
+
+locale -a | grep -i '^zh_CN.utf8$'
+locale | grep 'LANG=zh_CN.UTF-8'
+test "$(cat /etc/timezone)" = "Asia/Shanghai"
+fc-match "Noto Sans CJK SC" | grep -E 'Noto|WenQuanYi|wqy'
+test "XDG_CONFIG_HOME=${XDG_CONFIG_HOME:-}" = "XDG_CONFIG_HOME=/app/.config"
+test "XDG_CACHE_HOME=${XDG_CACHE_HOME:-}" = "XDG_CACHE_HOME=/app/.cache"
+test "XDG_DATA_HOME=${XDG_DATA_HOME:-}" = "XDG_DATA_HOME=/app/.local/share"
+test ! -e /.dockerenv
+grep -q '^0::/$' /proc/1/cgroup

test/modules/qqbot/napcat/napcat-desktop-cn-image.spec.ts

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+import { readFileSync } from 'fs';
+import { join } from 'path';
+
+const repoRoot = join(__dirname, '../../../..');
+
+/**
+ * Reads a repo file as UTF-8 text for static image asset assertions.
+ * @param relativePath - Repository-relative path under `Node/kt-template-online-api`.
+ */
+const readSource = (relativePath: string) =>
+  readFileSync(join(repoRoot, relativePath), 'utf8');
+
+describe('NapCat Chinese Desktop Runtime image assets', () => {
+  it('builds from an explicitly supplied pinned base image', () => {
+    const dockerfile = readSource('ci/napcat-desktop-cn/Dockerfile');
+    expect(dockerfile).toContain('ARG NAPCAT_BASE_IMAGE=');
+    expect(dockerfile).toContain('FROM ${NAPCAT_BASE_IMAGE}');
+    expect(dockerfile).not.toContain('mlikiowa/napcat-docker:latest');
+  });
+
+  it('installs Chinese locale, fonts, timezone, DBus, and fontconfig cache', () => {
+    const dockerfile = readSource('ci/napcat-desktop-cn/Dockerfile');
+    expect(dockerfile).toContain('zh_CN.UTF-8 UTF-8');
+    expect(dockerfile).toContain('LANG=zh_CN.UTF-8');
+    expect(dockerfile).toContain('LC_ALL=zh_CN.UTF-8');
+    expect(dockerfile).toContain('Asia/Shanghai');
+    expect(dockerfile).toMatch(/fonts-noto-cjk|fonts-wqy-microhei/);
+    expect(dockerfile).toContain('fontconfig');
+    expect(dockerfile).toContain('fc-cache -fv');
+    expect(dockerfile).toContain('dbus-x11');
+  });
+
+  it('verifies locale, fontconfig, XDG, process user, and container hiding evidence', () => {
+    const verify = readSource('ci/napcat-desktop-cn/verify.sh');
+    expect(verify).toContain('locale -a');
+    expect(verify).toContain('zh_CN.utf8');
+    expect(verify).toContain('fc-match');
+    expect(verify).toContain('/.dockerenv');
+    expect(verify).toContain('/proc/1/cgroup');
+    expect(verify).toContain('XDG_CONFIG_HOME=/app/.config');
+    expect(verify).toContain('Asia/Shanghai');
+  });
+});