chore: release v1.42.0

Rename red→heritage and orange→warm themes. Add 13 named color presets,
serif-cjk font family, and per-theme style defaults with CLI override support.

.claude-plugin/marketplace.json

@@ -6,7 +6,7 @@
   },
   "metadata": {
     "description": "Skills shared by Baoyu for improving daily work efficiency",
-    "version": "1.39.0"
+    "version": "1.42.0"
   },
   "plugins": [
     {

CHANGELOG.md

@@ -2,6 +2,28 @@
 
 English | [中文](./CHANGELOG.zh.md)
 
+## 1.42.0 - 2026-02-28
+
+### Features
+- `baoyu-markdown-to-html`: consolidate heritage and warm into single modern theme, add per-theme color defaults (default→blue, grace→purple, simple→green, modern→orange)
+- `baoyu-post-to-wechat`: add default color preference support in EXTEND.md, add modern theme option to first-time setup
+
+## 1.41.0 - 2026-02-28
+
+### Features
+- `baoyu-markdown-to-html`: rename themes (red→heritage, orange→warm), add 13 named color presets, serif-cjk font family, and per-theme style defaults
+
+## 1.40.1 - 2026-02-28
+
+### Features
+- `baoyu-image-gen`: clarify model resolution priority (EXTEND.md overrides env vars) and display current model with switch hints during generation
+
+## 1.40.0 - 2026-02-28
+
+### Features
+- `baoyu-image-gen`: support OpenAI chat completions endpoint for image generation (by @zhao-newname)
+- `baoyu-markdown-to-html`: add CLI customization options (--color, --font-family, --font-size, --code-theme, --mac-code-block, --line-number, --cite, --count, --legend) and EXTEND.md config support
+
 ## 1.39.0 - 2026-02-28
 
 ### Features

CHANGELOG.zh.md

@@ -2,6 +2,28 @@
 
 [English](./CHANGELOG.md) | 中文
 
+## 1.42.0 - 2026-02-28
+
+### 新功能
+- `baoyu-markdown-to-html`：合并 heritage 和 warm 为 modern 主题，新增主题默认颜色（default→蓝、grace→紫、simple→绿、modern→橙）
+- `baoyu-post-to-wechat`：EXTEND.md 新增默认颜色配置，首次设置增加 modern 主题和颜色选择
+
+## 1.41.0 - 2026-02-28
+
+### 新功能
+- `baoyu-markdown-to-html`：重命名主题（red→heritage、orange→warm），新增 13 个颜色预设、serif-cjk 字体、主题级样式默认值
+
+## 1.40.1 - 2026-02-28
+
+### 新功能
+- `baoyu-image-gen`：明确模型解析优先级（EXTEND.md 优先于环境变量），生成图片时显示当前模型及切换方式
+
+## 1.40.0 - 2026-02-28
+
+### 新功能
+- `baoyu-image-gen`：支持 OpenAI Chat Completions 端点生成图片 (by @zhao-newname)
+- `baoyu-markdown-to-html`：新增 CLI 自定义选项（--color、--font-family、--font-size、--code-theme、--mac-code-block、--line-number、--cite、--count、--legend）及 EXTEND.md 配置支持
+
 ## 1.39.0 - 2026-02-28
 
 ### 新功能

skills/baoyu-image-gen/SKILL.md

@@ -110,14 +110,22 @@ npx -y bun ${SKILL_DIR}/scripts/main.ts --prompt "A cat" --image out.png --provi
 
 **Load Priority**: CLI args > EXTEND.md > env vars > `<cwd>/.baoyu-skills/.env` > `~/.baoyu-skills/.env`
 
-## Replicate Model Configuration
+## Model Resolution
 
-When using `--provider replicate`, the model can be configured in the following ways (highest priority first):
+Model priority (highest → lowest), applies to all providers:
 
-1. CLI flag: `--model <owner/name>`
-2. EXTEND.md: `default_model.replicate`
-3. Env var: `REPLICATE_IMAGE_MODEL`
-4. Built-in default: `google/nano-banana-pro`
+1. CLI flag: `--model <id>`
+2. EXTEND.md: `default_model.[provider]`
+3. Env var: `<PROVIDER>_IMAGE_MODEL` (e.g., `GOOGLE_IMAGE_MODEL`)
+4. Built-in default
+
+**EXTEND.md overrides env vars**. If both EXTEND.md `default_model.google: "gemini-3-pro-image-preview"` and env var `GOOGLE_IMAGE_MODEL=gemini-3.1-flash-image-preview` exist, EXTEND.md wins.
+
+**Agent MUST display model info** before each generation:
+- Show: `Using [provider] / [model]`
+- Show switch hint: `Switch model: --model <id> | EXTEND.md default_model.[provider] | env <PROVIDER>_IMAGE_MODEL`
+
+### Replicate Models
 
 Supported model formats:
 

skills/baoyu-image-gen/scripts/main.ts

@@ -36,6 +36,7 @@ Environment variables:
   DASHSCOPE_IMAGE_MODEL     Default DashScope model (z-image-turbo)
   REPLICATE_IMAGE_MODEL     Default Replicate model (google/nano-banana-pro)
   OPENAI_BASE_URL           Custom OpenAI endpoint
+  OPENAI_IMAGE_USE_CHAT     Use /chat/completions instead of /images/generations (true|false)
   GOOGLE_BASE_URL           Custom Google endpoint
   DASHSCOPE_BASE_URL        Custom DashScope endpoint
   REPLICATE_BASE_URL        Custom Replicate endpoint

skills/baoyu-image-gen/scripts/providers/openai.ts

@@ -70,6 +70,10 @@ export async function generateImage(
 
   if (!apiKey) throw new Error("OPENAI_API_KEY is required");
 
+  if (process.env.OPENAI_IMAGE_USE_CHAT === "true") {
+    return generateWithChatCompletions(baseURL, apiKey, prompt, model);
+  }
+
   const size = args.size || getOpenAISize(model, args.aspectRatio, args.quality);
 
   if (args.referenceImages.length > 0) {
@@ -84,6 +88,40 @@ export async function generateImage(
   return generateWithOpenAIGenerations(baseURL, apiKey, prompt, model, size, args.quality);
 }
 
+async function generateWithChatCompletions(
+  baseURL: string,
+  apiKey: string,
+  prompt: string,
+  model: string
+): Promise<Uint8Array> {
+  const res = await fetch(`${baseURL}/chat/completions`, {
+    method: "POST",
+    headers: {
+      "Content-Type": "application/json",
+      Authorization: `Bearer ${apiKey}`,
+    },
+    body: JSON.stringify({
+      model,
+      messages: [{ role: "user", content: prompt }],
+    }),
+  });
+
+  if (!res.ok) {
+    const err = await res.text();
+    throw new Error(`OpenAI API error: ${err}`);
+  }
+
+  const result = (await res.json()) as { choices: Array<{ message: { content: string } }> };
+  const content = result.choices[0]?.message?.content ?? "";
+
+  const match = content.match(/data:image\/[^;]+;base64,([A-Za-z0-9+/=]+)/);
+  if (match) {
+    return Uint8Array.from(Buffer.from(match[1]!, "base64"));
+  }
+
+  throw new Error("No image found in chat completions response");
+}
+
 async function generateWithOpenAIGenerations(
   baseURL: string,
   apiKey: string,

skills/baoyu-markdown-to-html/SKILL.md

@@ -92,8 +92,7 @@ test -f "$HOME/.baoyu-skills/baoyu-post-to-wechat/EXTEND.md" && grep -o 'default
 | `default` (Recommended) | 经典主题 - 传统排版，标题居中带底边，二级标题白字彩底 |
 | `grace` | 优雅主题 - 文字阴影，圆角卡片，精致引用块 |
 | `simple` | 简洁主题 - 现代极简风，不对称圆角，清爽留白 |
-| `red` | 红色主题 - 红金配色，宋体排版，传统书法风格 |
-| `orange` | 橙色主题 - 暖色调现代风，宽松行距，圆角装饰 |
+| `modern` | 现代主题 - 大圆角、药丸形标题、宽松行距（搭配 `--color red` 还原传统红金风格） |
 
 ### Step 2: Convert
 
@@ -115,11 +114,32 @@ npx -y bun ${SKILL_DIR}/scripts/main.ts <markdown_file> [options]
 
 | Option | Description | Default |
 |--------|-------------|---------|
-| `--theme <name>` | Theme name (default, grace, simple, red, orange) | default |
+| `--theme <name>` | Theme name (default, grace, simple, modern) | default |
+| `--color <name\|hex>` | Primary color: preset name or hex value | theme default |
+| `--font-family <name>` | Font: sans, serif, serif-cjk, mono, or CSS value | theme default |
+| `--font-size <N>` | Font size: 14px, 15px, 16px, 17px, 18px | 16px |
 | `--title <title>` | Override title from frontmatter | |
 | `--keep-title` | Keep the first heading in content | false (removed) |
 | `--help` | Show help | |
 
+**Color Presets:**
+
+| Name | Hex | Label |
+|------|-----|-------|
+| blue | #0F4C81 | 经典蓝 |
+| green | #009874 | 翡翠绿 |
+| vermilion | #FA5151 | 活力橘 |
+| yellow | #FECE00 | 柠檬黄 |
+| purple | #92617E | 薰衣紫 |
+| sky | #55C9EA | 天空蓝 |
+| rose | #B76E79 | 玫瑰金 |
+| olive | #556B2F | 橄榄绿 |
+| black | #333333 | 石墨黑 |
+| gray | #A9A9A9 | 雾烟灰 |
+| pink | #FFB7C5 | 樱花粉 |
+| red | #A93226 | 中国红 |
+| orange | #D97757 | 暖橘 (modern default) |
+
 **Examples:**
 
 ```bash
@@ -129,6 +149,9 @@ npx -y bun ${SKILL_DIR}/scripts/main.ts article.md
 # With specific theme
 npx -y bun ${SKILL_DIR}/scripts/main.ts article.md --theme grace
 
+# Theme with custom color
+npx -y bun ${SKILL_DIR}/scripts/main.ts article.md --theme modern --color red
+
 # Keep the first heading in content
 npx -y bun ${SKILL_DIR}/scripts/main.ts article.md --keep-title
 
@@ -171,8 +194,7 @@ npx -y bun ${SKILL_DIR}/scripts/main.ts article.md --title "My Article"
 | `default` | 经典主题 - 传统排版，标题居中带底边，二级标题白字彩底 |
 | `grace` | 优雅主题 - 文字阴影，圆角卡片，精致引用块 (by @brzhang) |
 | `simple` | 简洁主题 - 现代极简风，不对称圆角，清爽留白 (by @okooo5km) |
-| `red` | 红色主题 - 红金配色，宋体排版，传统书法风格 |
-| `orange` | 橙色主题 - 暖色调现代风，宽松行距，圆角装饰 |
+| `modern` | 现代主题 - 大圆角、药丸形标题、宽松行距（搭配 `--color red` 还原传统红金风格） |
 
 ## Supported Markdown Features
 

skills/baoyu-markdown-to-html/scripts/md/render.ts

@@ -1,6 +1,7 @@
 #!/usr/bin/env npx tsx
 
 import fs from "node:fs";
+import { homedir } from "node:os";
 import path from "node:path";
 import { fileURLToPath } from "node:url";
 import frontMatter from "front-matter";
@@ -40,13 +41,91 @@ const EXTERNAL_THEME_DIR =
   || path.resolve(path.dirname(EXTERNAL_THEME_CONFIG_PATH), "theme-css");
 const FALLBACK_THEMES: ThemeName[] = ["default", "grace", "simple"];
 
-const DEFAULT_STYLE = {
+const FONT_FAMILY_MAP: Record<string, string> = {
+  sans: `-apple-system-font,BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB , Microsoft YaHei UI , Microsoft YaHei ,Arial,sans-serif`,
+  serif: `Optima-Regular, Optima, PingFangSC-light, PingFangTC-light, 'PingFang SC', Cambria, Cochin, Georgia, Times, 'Times New Roman', serif`,
+  "serif-cjk": `"Source Han Serif SC", "Noto Serif CJK SC", "Source Han Serif CN", STSong, SimSun, serif`,
+  mono: `Menlo, Monaco, 'Courier New', monospace`,
+};
+
+const FONT_SIZE_OPTIONS = ["14px", "15px", "16px", "17px", "18px"];
+
+const COLOR_PRESETS: Record<string, string> = {
+  blue: "#0F4C81",
+  green: "#009874",
+  vermilion: "#FA5151",
+  yellow: "#FECE00",
+  purple: "#92617E",
+  sky: "#55C9EA",
+  rose: "#B76E79",
+  olive: "#556B2F",
+  black: "#333333",
+  gray: "#A9A9A9",
+  pink: "#FFB7C5",
+  red: "#A93226",
+  orange: "#D97757",
+};
+
+const CODE_BLOCK_THEMES = [
+  "1c-light", "a11y-dark", "a11y-light", "agate", "an-old-hope",
+  "androidstudio", "arduino-light", "arta", "ascetic",
+  "atom-one-dark-reasonable", "atom-one-dark", "atom-one-light",
+  "brown-paper", "codepen-embed", "color-brewer", "dark", "default",
+  "devibeans", "docco", "far", "felipec", "foundation",
+  "github-dark-dimmed", "github-dark", "github", "gml", "googlecode",
+  "gradient-dark", "gradient-light", "grayscale", "hybrid", "idea",
+  "intellij-light", "ir-black", "isbl-editor-dark", "isbl-editor-light",
+  "kimbie-dark", "kimbie-light", "lightfair", "lioshi", "magula",
+  "mono-blue", "monokai-sublime", "monokai", "night-owl", "nnfx-dark",
+  "nnfx-light", "nord", "obsidian", "panda-syntax-dark",
+  "panda-syntax-light", "paraiso-dark", "paraiso-light", "pojoaque",
+  "purebasic", "qtcreator-dark", "qtcreator-light", "rainbow", "routeros",
+  "school-book", "shades-of-purple", "srcery", "stackoverflow-dark",
+  "stackoverflow-light", "sunburst", "tokyo-night-dark", "tokyo-night-light",
+  "tomorrow-night-blue", "tomorrow-night-bright", "vs", "vs2015", "xcode",
+  "xt256",
+];
+
+const HLJS_CDN_BASE = "https://cdn-doocs.oss-cn-shenzhen.aliyuncs.com/npm/highlightjs/11.11.1";
+
+interface StyleConfig {
+  primaryColor: string;
+  fontFamily: string;
+  fontSize: string;
+  foreground: string;
+  blockquoteBackground: string;
+  accentColor: string;
+  containerBg: string;
+}
+
+const DEFAULT_STYLE: StyleConfig = {
   primaryColor: "#0F4C81",
-  fontFamily:
-    "-apple-system-font,BlinkMacSystemFont, Helvetica Neue, PingFang SC, Hiragino Sans GB , Microsoft YaHei UI , Microsoft YaHei ,Arial,sans-serif",
+  fontFamily: FONT_FAMILY_MAP.sans!,
   fontSize: "16px",
   foreground: "0 0% 3.9%",
   blockquoteBackground: "#f7f7f7",
+  accentColor: "#6B7280",
+  containerBg: "transparent",
+};
+
+const THEME_STYLE_DEFAULTS: Record<string, Partial<StyleConfig>> = {
+  default: {
+    primaryColor: COLOR_PRESETS.blue,
+  },
+  grace: {
+    primaryColor: COLOR_PRESETS.purple,
+  },
+  simple: {
+    primaryColor: COLOR_PRESETS.green,
+  },
+  modern: {
+    primaryColor: COLOR_PRESETS.orange,
+    accentColor: "#E4B1A0",
+    containerBg: "rgba(250, 249, 245, 1)",
+    fontFamily: FONT_FAMILY_MAP.sans,
+    fontSize: "15px",
+    blockquoteBackground: "rgba(255, 255, 255, 0.6)",
+  },
 };
 
 Object.entries(COMMON_LANGUAGES).forEach(([name, lang]) => {
@@ -490,46 +569,137 @@ function printUsage(): void {
   console.error(
     [
       "Usage:",
-      "  npx tsx src/md/render.ts <markdown_file> [--theme <name>]",
+      "  npx tsx src/md/render.ts <markdown_file> [options]",
       "",
       "Options:",
-      `  --theme   Theme name (${THEME_NAMES.join(", ")})`,
+      `  --theme <name>        Theme (${THEME_NAMES.join(", ")})`,
+      `  --color <name|hex>    Primary color: ${Object.keys(COLOR_PRESETS).join(", ")}, or hex`,
+      `  --font-family <name>  Font: ${Object.keys(FONT_FAMILY_MAP).join(", ")}, or CSS value`,
+      `  --font-size <N>       Font size: ${FONT_SIZE_OPTIONS.join(", ")} (default: 16px)`,
+      `  --code-theme <name>   Code highlight theme (default: github)`,
+      `  --mac-code-block      Show Mac-style code block header`,
+      `  --line-number         Show line numbers in code blocks`,
+      `  --cite                Enable footnote citations`,
+      `  --count               Show reading time / word count`,
+      `  --legend <value>      Image caption: title-alt, alt-title, title, alt, none`,
+      `  --keep-title          Keep the first heading in output`,
     ].join("\n")
   );
 }
 
+function parseArgValue(argv: string[], i: number, flag: string): string | null {
+  const arg = argv[i]!;
+  if (arg.includes("=")) {
+    return arg.slice(flag.length + 1);
+  }
+  const next = argv[i + 1];
+  return next ?? null;
+}
+
+function resolveFontFamily(value: string): string {
+  return FONT_FAMILY_MAP[value] ?? value;
+}
+
+function resolveColor(value: string): string {
+  return COLOR_PRESETS[value] ?? value;
+}
+
 function parseArgs(argv: string[]): CliOptions | null {
+  const ext = loadExtendConfig();
+
   let inputPath = "";
-  let theme: ThemeName = "default";
-  let keepTitle = false;
+  let theme: ThemeName = ext.default_theme ?? "default";
+  let keepTitle = ext.keep_title ?? false;
+  let primaryColor: string | undefined = ext.default_color ? resolveColor(ext.default_color) : undefined;
+  let fontFamily: string | undefined = ext.default_font_family ? resolveFontFamily(ext.default_font_family) : undefined;
+  let fontSize: string | undefined = ext.default_font_size ?? undefined;
+  let codeTheme = ext.default_code_theme ?? "github";
+  let isMacCodeBlock = ext.mac_code_block ?? true;
+  let isShowLineNumber = ext.show_line_number ?? false;
+  let citeStatus = ext.cite ?? false;
+  let countStatus = ext.count ?? false;
+  let legend = ext.legend ?? "alt";
 
   for (let i = 0; i < argv.length; i += 1) {
-    const arg = argv[i];
+    const arg = argv[i]!;
+
     if (!arg.startsWith("--") && !inputPath) {
       inputPath = arg;
       continue;
     }
 
-    if (arg === "--theme") {
-      theme = (argv[i + 1] || "") as ThemeName;
-      i += 1;
-      continue;
-    }
-
-    if (arg.startsWith("--theme=")) {
-      theme = arg.slice("--theme=".length) as ThemeName;
-      continue;
-    }
-
-    if (arg === "--keep-title") {
-      keepTitle = true;
-      continue;
-    }
-
     if (arg === "--help" || arg === "-h") {
       return null;
     }
 
+    if (arg === "--keep-title") { keepTitle = true; continue; }
+    if (arg === "--mac-code-block") { isMacCodeBlock = true; continue; }
+    if (arg === "--no-mac-code-block") { isMacCodeBlock = false; continue; }
+    if (arg === "--line-number") { isShowLineNumber = true; continue; }
+    if (arg === "--cite") { citeStatus = true; continue; }
+    if (arg === "--count") { countStatus = true; continue; }
+
+    if (arg === "--theme" || arg.startsWith("--theme=")) {
+      const val = parseArgValue(argv, i, "--theme");
+      if (!val) { console.error("Missing value for --theme"); return null; }
+      theme = val as ThemeName;
+      if (!arg.includes("=")) i += 1;
+      continue;
+    }
+
+    if (arg === "--color" || arg.startsWith("--color=")) {
+      const val = parseArgValue(argv, i, "--color");
+      if (!val) { console.error("Missing value for --color"); return null; }
+      primaryColor = resolveColor(val);
+      if (!arg.includes("=")) i += 1;
+      continue;
+    }
+
+    if (arg === "--font-family" || arg.startsWith("--font-family=")) {
+      const val = parseArgValue(argv, i, "--font-family");
+      if (!val) { console.error("Missing value for --font-family"); return null; }
+      fontFamily = resolveFontFamily(val);
+      if (!arg.includes("=")) i += 1;
+      continue;
+    }
+
+    if (arg === "--font-size" || arg.startsWith("--font-size=")) {
+      const val = parseArgValue(argv, i, "--font-size");
+      if (!val) { console.error("Missing value for --font-size"); return null; }
+      fontSize = val.endsWith("px") ? val : `${val}px`;
+      if (!FONT_SIZE_OPTIONS.includes(fontSize)) {
+        console.error(`Invalid font size: ${fontSize}. Valid: ${FONT_SIZE_OPTIONS.join(", ")}`);
+        return null;
+      }
+      if (!arg.includes("=")) i += 1;
+      continue;
+    }
+
+    if (arg === "--code-theme" || arg.startsWith("--code-theme=")) {
+      const val = parseArgValue(argv, i, "--code-theme");
+      if (!val) { console.error("Missing value for --code-theme"); return null; }
+      codeTheme = val;
+      if (!CODE_BLOCK_THEMES.includes(codeTheme)) {
+        console.error(`Unknown code theme: ${codeTheme}`);
+        return null;
+      }
+      if (!arg.includes("=")) i += 1;
+      continue;
+    }
+
+    if (arg === "--legend" || arg.startsWith("--legend=")) {
+      const val = parseArgValue(argv, i, "--legend");
+      if (!val) { console.error("Missing value for --legend"); return null; }
+      const valid = ["title-alt", "alt-title", "title", "alt", "none"];
+      if (!valid.includes(val)) {
+        console.error(`Invalid legend: ${val}. Valid: ${valid.join(", ")}`);
+        return null;
+      }
+      legend = val;
+      if (!arg.includes("=")) i += 1;
+      continue;
+    }
+
     console.error(`Unknown argument: ${arg}`);
     return null;
   }
@@ -544,9 +714,8 @@ function parseArgs(argv: string[]): CliOptions | null {
   }
 
   return {
-    inputPath,
-    theme,
-    keepTitle,
+    inputPath, theme, keepTitle, primaryColor, fontFamily, fontSize,
+    codeTheme, isMacCodeBlock, isShowLineNumber, citeStatus, countStatus, legend,
   };
 }
 
@@ -554,6 +723,78 @@ interface CliOptions {
   inputPath: string;
   theme: ThemeName;
   keepTitle: boolean;
+  primaryColor?: string;
+  fontFamily?: string;
+  fontSize?: string;
+  codeTheme: string;
+  isMacCodeBlock: boolean;
+  isShowLineNumber: boolean;
+  citeStatus: boolean;
+  countStatus: boolean;
+  legend: string;
+}
+
+interface ExtendConfig {
+  default_theme: string | null;
+  default_color: string | null;
+  default_font_family: string | null;
+  default_font_size: string | null;
+  default_code_theme: string | null;
+  mac_code_block: boolean | null;
+  show_line_number: boolean | null;
+  cite: boolean | null;
+  count: boolean | null;
+  legend: string | null;
+  keep_title: boolean | null;
+}
+
+function extractYamlFrontMatter(content: string): string | null {
+  const match = content.match(/^---\s*\n([\s\S]*?)\n---\s*$/m);
+  return match ? match[1]! : null;
+}
+
+function parseExtendYaml(yaml: string): Partial<ExtendConfig> {
+  const config: Partial<ExtendConfig> = {};
+  for (const line of yaml.split("\n")) {
+    const trimmed = line.trim();
+    if (!trimmed || trimmed.startsWith("#")) continue;
+    const colonIdx = trimmed.indexOf(":");
+    if (colonIdx < 0) continue;
+    const key = trimmed.slice(0, colonIdx).trim();
+    let value = trimmed.slice(colonIdx + 1).trim().replace(/^['"]|['"]$/g, "");
+    if (value === "null" || value === "") continue;
+
+    if (key === "default_theme") config.default_theme = value;
+    else if (key === "default_color") config.default_color = value;
+    else if (key === "default_font_family") config.default_font_family = value;
+    else if (key === "default_font_size") config.default_font_size = value.endsWith("px") ? value : `${value}px`;
+    else if (key === "default_code_theme") config.default_code_theme = value;
+    else if (key === "mac_code_block") config.mac_code_block = value === "true";
+    else if (key === "show_line_number") config.show_line_number = value === "true";
+    else if (key === "cite") config.cite = value === "true";
+    else if (key === "count") config.count = value === "true";
+    else if (key === "legend") config.legend = value;
+    else if (key === "keep_title") config.keep_title = value === "true";
+  }
+  return config;
+}
+
+function loadExtendConfig(): Partial<ExtendConfig> {
+  const paths = [
+    path.join(process.cwd(), ".baoyu-skills", "baoyu-markdown-to-html", "EXTEND.md"),
+    path.join(homedir(), ".baoyu-skills", "baoyu-markdown-to-html", "EXTEND.md"),
+  ];
+  for (const p of paths) {
+    try {
+      const content = fs.readFileSync(p, "utf-8");
+      const yaml = extractYamlFrontMatter(content);
+      if (!yaml) continue;
+      return parseExtendYaml(yaml);
+    } catch {
+      continue;
+    }
+  }
+  return {};
 }
 
 function preprocessCjkEmphasis(markdown: string): string {
@@ -679,14 +920,16 @@ function loadThemeCss(theme: ThemeName): {
   };
 }
 
-function buildCss(baseCss: string, themeCss: string): string {
+function buildCss(baseCss: string, themeCss: string, style: StyleConfig = DEFAULT_STYLE): string {
   const variables = `
 :root {
-  --md-primary-color: ${DEFAULT_STYLE.primaryColor};
-  --md-font-family: ${DEFAULT_STYLE.fontFamily};
-  --md-font-size: ${DEFAULT_STYLE.fontSize};
-  --foreground: ${DEFAULT_STYLE.foreground};
-  --blockquote-background: ${DEFAULT_STYLE.blockquoteBackground};
+  --md-primary-color: ${style.primaryColor};
+  --md-font-family: ${style.fontFamily};
+  --md-font-size: ${style.fontSize};
+  --foreground: ${style.foreground};
+  --blockquote-background: ${style.blockquoteBackground};
+  --md-accent-color: ${style.accentColor};
+  --md-container-bg: ${style.containerBg};
 }
 
 body {
@@ -708,13 +951,28 @@ function normalizeThemeCss(css: string): string {
   return stripOutputScope(css);
 }
 
+async function fetchCodeThemeCss(themeName: string): Promise<string> {
+  const url = `${HLJS_CDN_BASE}/styles/${themeName}.min.css`;
+  try {
+    const res = await fetch(url);
+    if (!res.ok) {
+      console.error(`Failed to fetch code theme CSS: ${res.status} ${url}`);
+      return "";
+    }
+    return await res.text();
+  } catch (error) {
+    console.error(`Failed to fetch code theme CSS from ${url}:`, error);
+    return "";
+  }
+}
+
 interface HtmlDocumentMeta {
   title: string;
   author?: string;
   description?: string;
 }
 
-function buildHtmlDocument(meta: HtmlDocumentMeta, css: string, html: string): string {
+function buildHtmlDocument(meta: HtmlDocumentMeta, css: string, html: string, codeThemeCss?: string): string {
   const lines = [
     "<!doctype html>",
     "<html>",
@@ -729,8 +987,11 @@ function buildHtmlDocument(meta: HtmlDocumentMeta, css: string, html: string): s
   if (meta.description) {
     lines.push(`  <meta name="description" content="${meta.description}" />`);
   }
+  lines.push(`  <style>${css}</style>`);
+  if (codeThemeCss) {
+    lines.push(`  <style>${codeThemeCss}</style>`);
+  }
   lines.push(
-    `  <style>${css}</style>`,
     "</head>",
     "<body>",
     '  <div id="output">',
@@ -758,34 +1019,38 @@ async function inlineCss(html: string): Promise<string> {
   }
 }
 
-function normalizeCssText(cssText: string): string {
+function normalizeCssText(cssText: string, style: StyleConfig = DEFAULT_STYLE): string {
   return cssText
-    .replace(/var\(--md-primary-color\)/g, DEFAULT_STYLE.primaryColor)
-    .replace(/var\(--md-font-family\)/g, DEFAULT_STYLE.fontFamily)
-    .replace(/var\(--md-font-size\)/g, DEFAULT_STYLE.fontSize)
-    .replace(/var\(--blockquote-background\)/g, DEFAULT_STYLE.blockquoteBackground)
+    .replace(/var\(--md-primary-color\)/g, style.primaryColor)
+    .replace(/var\(--md-font-family\)/g, style.fontFamily)
+    .replace(/var\(--md-font-size\)/g, style.fontSize)
+    .replace(/var\(--blockquote-background\)/g, style.blockquoteBackground)
+    .replace(/var\(--md-accent-color\)/g, style.accentColor)
+    .replace(/var\(--md-container-bg\)/g, style.containerBg)
     .replace(/hsl\(var\(--foreground\)\)/g, "#3f3f3f")
     .replace(/--md-primary-color:\s*[^;"']+;?/g, "")
     .replace(/--md-font-family:\s*[^;"']+;?/g, "")
     .replace(/--md-font-size:\s*[^;"']+;?/g, "")
     .replace(/--blockquote-background:\s*[^;"']+;?/g, "")
+    .replace(/--md-accent-color:\s*[^;"']+;?/g, "")
+    .replace(/--md-container-bg:\s*[^;"']+;?/g, "")
     .replace(/--foreground:\s*[^;"']+;?/g, "");
 }
 
-function normalizeInlineCss(html: string): string {
+function normalizeInlineCss(html: string, style: StyleConfig = DEFAULT_STYLE): string {
   let output = html;
   output = output.replace(
     /<style([^>]*)>([\s\S]*?)<\/style>/gi,
     (_match, attrs: string, cssText: string) =>
-      `<style${attrs}>${normalizeCssText(cssText)}</style>`
+      `<style${attrs}>${normalizeCssText(cssText, style)}</style>`
   );
   output = output.replace(
     /style="([^"]*)"/gi,
-    (_match, cssText: string) => `style="${normalizeCssText(cssText)}"`
+    (_match, cssText: string) => `style="${normalizeCssText(cssText, style)}"`
   );
   output = output.replace(
     /style='([^']*)'/gi,
-    (_match, cssText: string) => `style='${normalizeCssText(cssText)}'`
+    (_match, cssText: string) => `style='${normalizeCssText(cssText, style)}'`
   );
   return output;
 }
@@ -824,11 +1089,29 @@ async function main(): Promise<void> {
     options.inputPath.replace(/\.md$/i, ".html")
   );
 
+  const themeDefaults = THEME_STYLE_DEFAULTS[options.theme] ?? {};
+  const style: StyleConfig = {
+    ...DEFAULT_STYLE,
+    ...themeDefaults,
+    ...(options.primaryColor !== undefined ? { primaryColor: options.primaryColor } : {}),
+    ...(options.fontFamily !== undefined ? { fontFamily: options.fontFamily } : {}),
+    ...(options.fontSize !== undefined ? { fontSize: options.fontSize } : {}),
+  };
+
   const { baseCss, themeCss } = loadThemeCss(options.theme);
-  const css = normalizeThemeCss(buildCss(baseCss, themeCss));
+  const css = normalizeThemeCss(buildCss(baseCss, themeCss, style));
+
+  const codeThemeCss = await fetchCodeThemeCss(options.codeTheme);
+
   const markdown = fs.readFileSync(inputPath, "utf-8");
 
-  const renderer = initRenderer({});
+  const renderer = initRenderer({
+    legend: options.legend,
+    citeStatus: options.citeStatus,
+    countStatus: options.countStatus,
+    isMacCodeBlock: options.isMacCodeBlock,
+    isShowLineNumber: options.isShowLineNumber,
+  });
   const { yamlData } = renderer.parseFrontMatterAndContent(markdown);
   const { html: baseHtml, readingTime: readingTimeResult } = renderMarkdown(
     markdown,
@@ -855,8 +1138,8 @@ async function main(): Promise<void> {
     author: stripQuotes(yamlData.author),
     description: stripQuotes(yamlData.description) || stripQuotes(yamlData.summary),
   };
-  const html = buildHtmlDocument(meta, css, content);
-  const inlinedHtml = normalizeInlineCss(await inlineCss(html));
+  const html = buildHtmlDocument(meta, css, content, codeThemeCss);
+  const inlinedHtml = normalizeInlineCss(await inlineCss(html), style);
   const finalHtml = modifyHtmlStructure(inlinedHtml);
 
   let backupPath = "";

skills/baoyu-markdown-to-html/scripts/md/themes/base.css

@@ -32,3 +32,8 @@ blockquote {
 #output section > :first-child {
   margin-top: 0 !important;
 }
+
+.mermaid-diagram .nodeLabel p {
+  color: unset !important;
+  letter-spacing: unset !important;
+}

skills/baoyu-markdown-to-html/scripts/md/themes/default.css

@@ -269,6 +269,7 @@ pre.code__pre,
   padding: 0 !important;
   line-height: 1.5;
   margin: 10px 8px;
+  box-shadow: inset 0 0 10px rgba(0,0,0,0.05);
 }
 
 /* ==================== 图片 ==================== */

skills/baoyu-markdown-to-html/scripts/md/themes/modern.css

@@ -1,23 +1,23 @@
 /**
- * MD 橙色主题
- * 暖色调现代风，橙色主色，宽松行距
+ * MD 现代主题 (modern)
+ * 大圆角、药丸形标题、宽松行距、现代感
  */
 
 /* ==================== 容器样式覆盖 ==================== */
 section,
 container {
-  font-family: PingFang SC, system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;
-  font-size: 15px;
+  font-family: var(--md-font-family);
+  font-size: var(--md-font-size);
   line-height: 2;
-  background-color: rgba(250, 249, 245, 1);
+  background-color: var(--md-container-bg);
   border: 1px solid rgba(255, 255, 255, 0.01);
   border-radius: 25px;
   padding: 12px 12px;
 }
 
 #output {
-  font-family: PingFang SC, system-ui, -apple-system, BlinkMacSystemFont, Helvetica Neue, Hiragino Sans GB, Microsoft YaHei UI, Microsoft YaHei, Arial, sans-serif;
-  font-size: 15px;
+  font-family: var(--md-font-family);
+  font-size: var(--md-font-size);
   line-height: 2;
 }
 
@@ -26,8 +26,8 @@ h1 {
   display: table;
   padding: 0.3em 1em;
   margin: 20px auto;
-  color: #3B3B38;
-  background: #D97757;
+  color: hsl(var(--foreground));
+  background: var(--md-primary-color);
   border-radius: 15px;
   font-size: 28px;
   font-weight: bold;
@@ -41,16 +41,16 @@ h2 {
   padding-bottom: 0;
   margin: 0 auto 20px;
   width: 100%;
-  color: #D97757;
+  color: var(--md-primary-color);
   font-size: 20px;
   font-weight: bold;
-  border-bottom: 2px solid #E4B1A0;
+  border-bottom: 2px solid var(--md-accent-color);
 }
 
 /* ==================== 三级标题 ==================== */
 h3 {
   margin: 0 8px 10px;
-  color: #3B3B38;
+  color: hsl(var(--foreground));
   font-size: 18px;
   font-weight: bold;
 }
@@ -58,7 +58,7 @@ h3 {
 /* ==================== 四级标题 ==================== */
 h4 {
   margin: 0 8px 10px;
-  color: #D97757;
+  color: var(--md-primary-color);
   font-size: 16px;
   font-weight: bold;
 }
@@ -68,7 +68,7 @@ h5 {
   display: inline-block;
   margin: 0 8px 10px;
   padding: 4px 10px;
-  color: #3B3B38;
+  color: hsl(var(--foreground));
   background: rgba(255, 255, 255, 0.7);
   border: 1px solid rgb(189, 224, 254);
   border-radius: 20px;
@@ -79,7 +79,7 @@ h5 {
 /* ==================== 六级标题 ==================== */
 h6 {
   margin: 0 8px 10px;
-  color: #D97757;
+  color: var(--md-primary-color);
   font-size: 16px;
   font-weight: bold;
 }
@@ -87,7 +87,7 @@ h6 {
 /* ==================== 段落 ==================== */
 p {
   margin: 20px 0;
-  color: #3B3B38;
+  color: hsl(var(--foreground));
   line-height: 2;
   letter-spacing: 0px;
   font-size: 15px;
@@ -97,15 +97,15 @@ p {
 blockquote {
   font-style: normal;
   padding: 15px 12px;
-  border-left: 7px solid rgba(228, 177, 160, 1);
+  border-left: 7px solid var(--md-accent-color);
   border-radius: 10px;
-  color: #3B3B38;
-  background-color: rgba(255, 255, 255, 0.6);
+  color: hsl(var(--foreground));
+  background-color: var(--blockquote-background);
   margin: 12px 0;
 }
 
 blockquote > p {
-  color: #3B3B38;
+  color: hsl(var(--foreground));
   font-size: 14px;
   margin: 0;
 }
@@ -114,6 +114,7 @@ blockquote > p {
 pre.code__pre,
 .hljs.code__pre {
   border-radius: 10px;
+  box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.05);
 }
 
 /* ==================== 图片 ==================== */
@@ -138,7 +139,7 @@ ul {
 
 li {
   margin: 0.2em 0;
-  color: #3B3B38;
+  color: hsl(var(--foreground));
   font-size: 15px;
 }
 
@@ -146,35 +147,35 @@ li {
 hr {
   border-style: solid;
   border-width: 1px 0 0;
-  border-color: #D97757;
+  border-color: var(--md-primary-color);
   margin: 0;
 }
 
 /* ==================== 强调 ==================== */
 strong {
-  color: #3B3B38;
+  color: hsl(var(--foreground));
   font-weight: bold;
 }
 
 /* ==================== 标记高亮 ==================== */
 .markup-highlight {
-  background-color: #3B3B3B;
+  background-color: hsl(var(--foreground));
   padding: 10px;
-  color: #FAF9F5;
+  color: var(--md-container-bg);
 }
 
 .markup-underline {
   text-decoration: underline;
-  text-decoration-color: #E4B1A0;
+  text-decoration-color: var(--md-accent-color);
 }
 
 /* ==================== 链接 ==================== */
 a {
-  color: #D97757;
+  color: var(--md-primary-color);
   text-decoration: none;
 }
 
 /* ==================== 表格 ==================== */
 th {
-  background: rgba(217, 119, 87, 0.1);
+  background: color-mix(in srgb, var(--md-primary-color) 10%, transparent);
 }

skills/baoyu-markdown-to-html/scripts/md/themes/red.css

@@ -1,182 +0,0 @@
-/**
- * MD 红色主题
- * 传统书法风格，红金配色，宋体排版
- */
-
-/* ==================== 容器字体覆盖 ==================== */
-section,
-container {
-  font-family: "Source Han Serif SC", "Noto Serif CJK SC", "Source Han Serif CN", STSong, SimSun, serif;
-  font-size: 16px;
-  line-height: 1.8;
-  background-color: rgba(255, 251, 240, 1);
-  border: 4px solid rgba(169, 50, 38, 1);
-  border-radius: 12px;
-  padding: 6px 12px;
-}
-
-#output {
-  font-family: "Source Han Serif SC", "Noto Serif CJK SC", "Source Han Serif CN", STSong, SimSun, serif;
-  font-size: 16px;
-  line-height: 1.8;
-}
-
-/* ==================== 一级标题 ==================== */
-h1 {
-  display: table;
-  padding: 0 1em;
-  border-bottom: 2px solid #A93226;
-  margin: 30px auto 20px;
-  color: #A93226;
-  font-size: 24px;
-  font-weight: bold;
-  text-align: center;
-}
-
-/* ==================== 二级标题 ==================== */
-h2 {
-  display: block;
-  width: fit-content;
-  padding: 6px 20px;
-  margin: 30px auto 20px;
-  color: #FFFFFF;
-  background-color: #A93226;
-  font-size: 18px;
-  font-weight: bold;
-  text-align: center;
-  border-radius: 8px;
-  box-shadow: rgba(0, 0, 0, 0.1) 0px 4px 6px;
-  line-height: 1.6em;
-}
-
-/* ==================== 三级标题 ==================== */
-h3 {
-  padding-left: 8px;
-  border-left: 3px solid #A93226;
-  margin: 20px 8px 10px 0;
-  color: #A93226;
-  font-size: 17px;
-  font-weight: normal;
-  line-height: 1.2;
-}
-
-/* ==================== 四级标题 ==================== */
-h4 {
-  margin: 10px 8px;
-  color: #D4AC0D;
-  font-size: 16px;
-  font-weight: normal;
-}
-
-/* ==================== 五级标题 ==================== */
-h5 {
-  margin: 10px 8px;
-  color: #797D7F;
-  font-size: 15px;
-  font-weight: normal;
-}
-
-/* ==================== 六级标题 ==================== */
-h6 {
-  margin: 10px 8px;
-  color: #797D7F;
-  font-size: 14px;
-  font-weight: normal;
-}
-
-/* ==================== 段落 ==================== */
-p {
-  margin: 16px 0;
-  letter-spacing: 0.5px;
-  color: #2C2C2C;
-  line-height: 1.8;
-}
-
-/* ==================== 引用块 ==================== */
-blockquote {
-  font-style: normal;
-  padding: 15px 12px;
-  border-left: 2px solid rgba(169, 50, 38, 0.8);
-  border-radius: 4px;
-  color: #5D4037;
-  background-color: rgba(253, 237, 236, 1);
-  margin: 12px 0;
-}
-
-blockquote > p {
-  color: #5D4037;
-  font-size: 14px;
-  margin: 0;
-}
-
-/* ==================== 代码块 ==================== */
-pre.code__pre,
-.hljs.code__pre {
-  font-size: 13px;
-  border: 1px solid #D4AC0D;
-}
-
-/* ==================== 图片 ==================== */
-img {
-  border-radius: 4px;
-  border: 1px solid #D4AC0D;
-  margin: 20px auto;
-  padding: 5px;
-}
-
-/* ==================== 列表 ==================== */
-ol {
-  padding-left: 1em;
-  margin: 15px 0;
-  line-height: 1.6;
-}
-
-ul {
-  list-style: none;
-  padding-left: 0;
-  margin: 15px 0;
-  line-height: 1.6;
-}
-
-li {
-  margin: 0.2em 0;
-  color: #2C2C2C;
-  font-size: 16px;
-}
-
-/* ==================== 分隔线 ==================== */
-hr {
-  border-style: solid;
-  border-width: 2px 0 0;
-  border-color: #D4AC0D;
-  margin: 40px 0;
-}
-
-/* ==================== 强调 ==================== */
-strong {
-  color: #A93226;
-  font-weight: bold;
-}
-
-/* ==================== 标记高亮 ==================== */
-.markup-highlight {
-  background-color: #FADBD8;
-  padding: 5px;
-  color: #A93226;
-}
-
-.markup-underline {
-  text-decoration: underline;
-  text-decoration-color: #D4AC0D;
-}
-
-/* ==================== 链接 ==================== */
-a {
-  color: #A93226;
-  text-decoration: none;
-}
-
-/* ==================== 表格 ==================== */
-th {
-  background: rgba(169, 50, 38, 0.1);
-}

skills/baoyu-post-to-wechat/SKILL.md

@@ -48,7 +48,7 @@ test -f "$HOME/.baoyu-skills/baoyu-post-to-wechat/EXTEND.md" && echo "user"
 │ Not found │ Run first-time setup ([references/config/first-time-setup.md](references/config/first-time-setup.md)) → Save → Continue │
 └───────────┴───────────────────────────────────────────────────────────────────────────┘
 
-**EXTEND.md Supports**: Default theme | Default publishing method (api/browser) | Default author | Default open-comment switch | Default fans-only-comment switch | Chrome profile path
+**EXTEND.md Supports**: Default theme | Default color | Default publishing method (api/browser) | Default author | Default open-comment switch | Default fans-only-comment switch | Chrome profile path
 
 First-time setup: [references/config/first-time-setup.md](references/config/first-time-setup.md)
 
@@ -64,6 +64,7 @@ First-time setup: [references/config/first-time-setup.md](references/config/firs
 
 ```md
 default_theme: default
+default_color: blue
 default_publish_method: api
 default_author: 宝玉
 need_open_comment: 1
@@ -71,6 +72,10 @@ only_fans_can_comment: 0
 chrome_profile_path: /path/to/chrome/profile
 ```
 
+**Theme options**: default, grace, simple, modern
+
+**Color presets**: blue, green, vermilion, yellow, purple, sky, rose, olive, black, gray, pink, red, orange (or hex value)
+
 **Value priority**:
 1. CLI arguments
 2. Frontmatter
@@ -134,6 +139,8 @@ Check and load EXTEND.md settings (see Preferences section above).
 **CRITICAL**: If not found, complete first-time setup BEFORE any other steps or questions.
 
 Resolve and store these defaults for later steps:
+- `default_theme` (default `default`)
+- `default_color` (omit if not set — theme default applies)
 - `default_author`
 - `need_open_comment` (default `1`)
 - `only_fans_can_comment` (default `0`)
@@ -201,13 +208,18 @@ B) Continue - provide HTML file manually
    - EXTEND.md `default_theme` (loaded in Step 0)
    - Fallback: `default`
 
-2. **Execute conversion** (using the discovered skill), **always pass `--theme`**:
+2. **Resolve color** (first match wins):
+   - CLI `--color` argument
+   - EXTEND.md `default_color` (loaded in Step 0)
+   - Omit if not set (theme default applies)
+
+3. **Execute conversion** (using the discovered skill), **always pass `--theme`**:
 
 ```bash
-npx -y bun ${MD_TO_HTML_SKILL_DIR}/scripts/main.ts <markdown_file> --theme <theme>
+npx -y bun ${MD_TO_HTML_SKILL_DIR}/scripts/main.ts <markdown_file> --theme <theme> [--color <color>]
 ```
 
-**CRITICAL**: Always include `--theme` parameter. Never omit it, even if using `default`.
+**CRITICAL**: Always include `--theme` parameter. Never omit it, even if using `default`. Only include `--color` if explicitly set by user or EXTEND.md.
 
 3. **Parse JSON output** to get: `htmlPath`, `title`, `author`, `summary`, `contentImages`
 
@@ -307,7 +319,7 @@ WeChat Publishing Complete!
 
 Input: [type] - [path]
 Method: API
-Theme: [theme name]
+Theme: [theme name] [color if set]
 
 Article:
 • Title: [title]
@@ -334,7 +346,7 @@ WeChat Publishing Complete!
 
 Input: [type] - [path]
 Method: Browser
-Theme: [theme name]
+Theme: [theme name] [color if set]
 
 Article:
 • Title: [title]

skills/baoyu-post-to-wechat/references/article-posting.md

@@ -20,9 +20,9 @@ npx -y bun ./scripts/wechat-article.ts --markdown article.md --author "作者名
 | Parameter | Description |
 |-----------|-------------|
 | `--markdown <path>` | Markdown file to convert and post |
-| `--theme <name>` | Theme: default, grace, or simple |
+| `--theme <name>` | Theme: default, grace, simple, modern |
 | `--title <text>` | Override title (auto-extracted from markdown) |
-| `--author <name>` | Author name (default: 宝玉) |
+| `--author <name>` | Author name |
 | `--summary <text>` | Article summary |
 | `--html <path>` | Pre-rendered HTML file (alternative to markdown) |
 | `--profile <dir>` | Chrome profile directory |

skills/baoyu-post-to-wechat/references/config/first-time-setup.md

@@ -49,14 +49,34 @@ header: "Theme"
 question: "Default theme for article conversion?"
 options:
   - label: "default (Recommended)"
-    description: "Classic layout - centered title with border, white-on-color H2"
+    description: "Classic layout - centered title with border, white-on-color H2 (default: blue)"
   - label: "grace"
-    description: "Elegant - text shadows, rounded cards, refined blockquotes"
+    description: "Elegant - text shadows, rounded cards, refined blockquotes (default: purple)"
   - label: "simple"
-    description: "Minimal modern - asymmetric rounded corners, clean whitespace"
+    description: "Minimal modern - asymmetric rounded corners, clean whitespace (default: green)"
+  - label: "modern"
+    description: "Large rounded corners, pill headings, spacious (default: orange)"
 ```
 
-### Question 2: Default Publishing Method
+### Question 2: Default Color
+
+```yaml
+header: "Color"
+question: "Default color preset? (theme default if not set)"
+options:
+  - label: "Theme default (Recommended)"
+    description: "Use the theme's built-in default color"
+  - label: "blue"
+    description: "#0F4C81 经典蓝"
+  - label: "red"
+    description: "#A93226 中国红"
+  - label: "green"
+    description: "#009874 翡翠绿"
+```
+
+Note: User can choose "Other" to type any preset name (vermilion, yellow, purple, sky, rose, olive, black, gray, pink, orange) or hex value.
+
+### Question 3: Default Publishing Method
 
 ```yaml
 header: "Method"
@@ -68,7 +88,7 @@ options:
     description: "Slow, requires Chrome and login session"
 ```
 
-### Question 3: Default Author
+### Question 4: Default Author
 
 ```yaml
 header: "Author"
@@ -80,7 +100,7 @@ options:
 
 Note: User will likely choose "Other" to type their author name.
 
-### Question 4: Open Comments
+### Question 5: Open Comments
 
 ```yaml
 header: "Comments"
@@ -92,7 +112,7 @@ options:
     description: "Disable comments by default"
 ```
 
-### Question 5: Fans-Only Comments
+### Question 6: Fans-Only Comments
 
 ```yaml
 header: "Fans only"
@@ -104,7 +124,7 @@ options:
     description: "Only followers can comment"
 ```
 
-### Question 6: Save Location
+### Question 7: Save Location
 
 ```yaml
 header: "Save"
@@ -133,7 +153,8 @@ options:
 ## EXTEND.md Template
 
 ```md
-default_theme: [default/grace/simple]
+default_theme: [default/grace/simple/modern]
+default_color: [preset name, hex, or empty for theme default]
 default_publish_method: [api/browser]
 default_author: [author name or empty]
 need_open_comment: [1/0]

skills/baoyu-post-to-wechat/scripts/wechat-article.ts

@@ -673,8 +673,8 @@ Options:
   --content <text>   Article content (use with --image)
   --html <path>      HTML file to paste (alternative to --content)
   --markdown <path>  Markdown file to convert and post (recommended)
-  --theme <name>     Theme for markdown (default, grace, simple)
-  --author <name>    Author name (default: 宝玉)
+  --theme <name>     Theme for markdown (default, grace, simple, modern)
+  --author <name>    Author name
   --summary <text>   Article summary
   --image <path>     Content image, can repeat (only with --content)
   --submit           Save as draft