文章封面设计与生成

references/config/preferences-schema.md

Full Schema

---
version: 3

watermark:
  enabled: false
  content: ""
  position: bottom-right  # bottom-right|bottom-left|bottom-center|top-right

preferred_type: null      # hero|conceptual|typography|metaphor|scene|minimal or null for auto-select

preferred_palette: null   # warm|elegant|cool|dark|earth|vivid|pastel|mono|retro|duotone|macaron or null for auto-select

preferred_rendering: null # flat-vector|hand-drawn|painterly|digital|pixel|chalk or null for auto-select

preferred_text: title-only  # none|title-only|title-subtitle|text-rich

preferred_mood: balanced    # subtle|balanced|bold

default_aspect: "2.35:1"  # 2.35:1|16:9|1:1

quick_mode: false         # Skip confirmation when true

language: null            # zh|en|ja|ko|auto (null = auto-detect)

preferred_image_backend: auto  # auto|ask|<backend-id>

custom_palettes:
  - name: my-palette
    description: "Palette description"
    colors:
      primary: ["#1E3A5F", "#4A90D9"]
      background: "#F5F7FA"
      accents: ["#00B4D8"]
    decorative_hints: "Clean lines, geometric shapes"
    best_for: "Business, tech content"
---

Field Reference

Field	Type	Default	Description
version	int	3	Schema version
watermark.enabled	bool	false	Enable watermark
watermark.content	string	""	Watermark text (@username or custom)
watermark.position	enum	bottom-right	Position on image
preferred_type	string	null	Type name or null for auto
preferred_palette	string	null	Palette name or null for auto
preferred_rendering	string	null	Rendering name or null for auto
preferred_text	string	title-only	Text density level
preferred_mood	string	balanced	Mood intensity level
default_aspect	string	"2.35:1"	Default aspect ratio
quick_mode	bool	false	Skip confirmation step
language	string	null	Output language (null = auto-detect)
preferred_image_backend	string	auto	Image backend selection. auto = prefer runtime-native tool, fall back to the only installed backend, ask if multiple non-native are present. ask = always confirm on every run. <backend-id> (e.g., codex-imagegen, baoyu-image-gen, image_generate) = pin this backend when available; fall back to auto when it isn't. Absent = auto. Resolution logic is documented in SKILL.md's ## Image Generation Tools section.
custom_palettes	array	[]	User-defined palettes

Type Options

Value	Description
hero	Large visual impact, title overlay
conceptual	Concept visualization, abstract core ideas
typography	Text-focused layout, prominent title
metaphor	Visual metaphor, concrete expressing abstract
scene	Atmospheric scene, narrative feel
minimal	Minimalist composition, generous whitespace

Palette Options

Value	Description
warm	Friendly, approachable — orange, golden yellow, terracotta
elegant	Sophisticated, refined — soft coral, muted teal, dusty rose
cool	Technical, professional — engineering blue, navy, cyan
dark	Cinematic, premium — electric purple, cyan, magenta
earth	Natural, organic — forest green, sage, earth brown
vivid	Energetic, bold — bright red, neon green, electric blue
pastel	Gentle, whimsical — soft pink, mint, lavender
mono	Clean, focused — black, near-black, white
retro	Nostalgic, vintage — muted orange, dusty pink, maroon

Rendering Options

Value	Description
flat-vector	Clean outlines, uniform fills, geometric icons
hand-drawn	Sketchy, organic, imperfect strokes, paper texture
painterly	Soft brush strokes, color bleeds, watercolor feel
digital	Polished, precise edges, subtle gradients, UI components
pixel	Pixel grid, dithering, chunky 8-bit shapes
chalk	Chalk strokes, dust effects, blackboard texture

Text Options

Value	Description
none	Pure visual, no text elements
title-only	Single headline
title-subtitle	Title + subtitle
text-rich	Title + subtitle + keyword tags (2-4)

Mood Options

Value	Description
subtle	Low contrast, muted colors, calm aesthetic
balanced	Medium contrast, normal saturation, versatile
bold	High contrast, vivid colors, dynamic energy

Position Options

Value	Description
bottom-right	Lower right corner (default, most common)
bottom-left	Lower left corner
bottom-center	Bottom center
top-right	Upper right corner

Aspect Ratio Options

Value	Description	Best For
2.35:1	Cinematic widescreen	Article headers, blog covers
16:9	Standard widescreen	Presentations, video thumbnails
1:1	Square	Social media, profile images

Custom Palette Fields

Field	Required	Description
name	Yes	Unique palette identifier (kebab-case)
description	Yes	What the palette conveys
colors.primary	No	Main colors (array of hex)
colors.background	No	Background color (hex)
colors.accents	No	Accent colors (array of hex)
decorative_hints	No	Decorative elements and patterns
best_for	No	Recommended content types

Example: Minimal Preferences

---
version: 3
watermark:
  enabled: true
  content: "@myhandle"
preferred_type: null
preferred_palette: elegant
preferred_rendering: hand-drawn
preferred_text: title-only
preferred_mood: balanced
quick_mode: false
---

Example: Full Preferences

---
version: 3
watermark:
  enabled: true
  content: "myblog.com"
  position: bottom-right

preferred_type: conceptual

preferred_palette: cool

preferred_rendering: digital

preferred_text: title-subtitle

preferred_mood: subtle

default_aspect: "16:9"

quick_mode: true

language: en

preferred_image_backend: codex-imagegen

custom_palettes:
  - name: corporate-tech
    description: "Professional B2B tech palette"
    colors:
      primary: ["#1E3A5F", "#4A90D9"]
      background: "#F5F7FA"
      accents: ["#00B4D8", "#48CAE4"]
    decorative_hints: "Clean lines, subtle gradients, circuit patterns"
    best_for: "SaaS, enterprise, technical"
---

Migration from v2

When loading v2 schema, auto-upgrade:

v2 Field	v3 Field	Migration
version: 2	version: 3	Update
preferred_style	preferred_palette + preferred_rendering	Use preset mapping table
custom_styles	custom_palettes	Rename, restructure fields

Style → Palette + Rendering mapping:

v2 preferred_style	v3 preferred_palette	v3 preferred_rendering
elegant	elegant	hand-drawn
blueprint	cool	digital
chalkboard	dark	chalk
dark-atmospheric	dark	digital
editorial-infographic	cool	digital
fantasy-animation	pastel	painterly
flat-doodle	pastel	flat-vector
intuition-machine	retro	digital
minimal	mono	flat-vector
nature	earth	hand-drawn
notion	mono	digital
pixel-art	vivid	pixel
playful	pastel	hand-drawn
retro	retro	digital
sketch-notes	warm	hand-drawn
vector-illustration	retro	flat-vector
vintage	retro	hand-drawn
warm	warm	hand-drawn
watercolor	earth	painterly
null (auto)	null	null

Custom style migration:

v2 Field	v3 Field
custom_styles[].name	custom_palettes[].name
custom_styles[].description	custom_palettes[].description
custom_styles[].color_palette	custom_palettes[].colors
custom_styles[].visual_elements	custom_palettes[].decorative_hints
custom_styles[].typography	(removed — determined by rendering)
custom_styles[].best_for	custom_palettes[].best_for

Migration from v1

When loading v1 schema, auto-upgrade to v3:

v1 Field	v3 Field	Default Value
(missing)	version	3
(missing)	preferred_palette	null
(missing)	preferred_rendering	null
(missing)	preferred_text	title-only
(missing)	preferred_mood	balanced
(missing)	quick_mode	false

v1 --no-title flag maps to preferred_text: none.