/tuzi-slide-deck path/to/content.md
/tuzi-slide-deck path/to/content.md --style sketch-notes
/tuzi-slide-deck path/to/content.md --audience executives
/tuzi-slide-deck path/to/content.md --lang zh
/tuzi-slide-deck path/to/content.md --slides 10
/tuzi-slide-deck path/to/content.md --outline-only
/tuzi-slide-deck  # Then paste content

slide-deck/{topic-slug}/
├── source-{slug}.{ext}
├── outline.md
├── prompts/
│   └── 01-slide-cover.md, 02-slide-{slug}.md, ...
├── 01-slide-cover.png, 02-slide-{slug}.png, ...
├── {topic-slug}.pptx
└── {topic-slug}.pdf

Slide Deck Progress:
- [ ] Step 1: Setup & Analyze
  - [ ] 1.1 Load preferences
  - [ ] 1.2 Analyze content
  - [ ] 1.3 Check existing ⚠️ REQUIRED
- [ ] Step 2: Confirmation ⚠️ REQUIRED (Round 1, optional Round 2)
- [ ] Step 3: Generate outline
- [ ] Step 4: Review outline (conditional)
- [ ] Step 5: Generate prompts
- [ ] Step 6: Review prompts (conditional)
- [ ] Step 7: Generate images
- [ ] Step 8: Merge to PPTX/PDF
- [ ] Step 9: Output summary

Input → Preferences → Analyze → [Check Existing?] → Confirm (1-2 rounds) → Outline → [Review Outline?] → Prompts → [Review Prompts?] → Images → Merge → Complete

undefined

┌──────────────────────────────────────────────────┬───────────────────┐
│                       Path                       │     Location      │
├──────────────────────────────────────────────────┼───────────────────┤
│ .tuzi-skills/tuzi-slide-deck/EXTEND.md         │ Project directory │
├──────────────────────────────────────────────────┼───────────────────┤
│ $HOME/.tuzi-skills/tuzi-slide-deck/EXTEND.md   │ User home         │
└──────────────────────────────────────────────────┴───────────────────┘

**When EXTEND.md Found** → Read, parse, **output summary to user**:

**When EXTEND.md Not Found** → First-time setup using AskUserQuestion or proceed with defaults.

**EXTEND.md Supports**: Preferred style | Custom dimensions | Default audience | Language preference | Review preference

Schema: `references/config/preferences-schema.md`

**1.2 Analyze Content**

1. Save source content (if pasted, save as `source.md`)
   - **Backup rule**: If `source.md` exists, rename to `source-backup-YYYYMMDD-HHMMSS.md`
2. Follow `references/analysis-framework.md` for content analysis
3. Analyze content signals for style recommendations
4. Detect source language
5. Determine recommended slide count
6. Generate topic slug from content

**1.3 Check Existing Content** ⚠️ REQUIRED

**MUST execute before proceeding to Step 2.**

Use Bash to check if output directory exists:

```bash
test -d "slide-deck/{topic-slug}" && echo "exists"

header: "Existing"
question: "Existing content found. How to proceed?"
options:
  - label: "Regenerate outline"
    description: "Keep images, regenerate outline only"
  - label: "Regenerate images"
    description: "Keep outline, regenerate images only"
  - label: "Backup and regenerate"
    description: "Backup to {slug}-backup-{timestamp}, then regenerate all"
  - label: "Exit"
    description: "Cancel, keep existing content unchanged"

header: "Style"
question: "Which visual style for this deck?"
options:
  - label: "{recommended_preset} (Recommended)"
    description: "Best match based on content analysis"
  - label: "{alternative_preset}"
    description: "[alternative style description]"
  - label: "Custom dimensions"
    description: "Choose texture, mood, typography, density separately"

header: "Audience"
question: "Who is the primary reader?"
options:
  - label: "General readers (Recommended)"
    description: "Broad appeal, accessible content"
  - label: "Beginners/learners"
    description: "Educational focus, clear explanations"
  - label: "Experts/professionals"
    description: "Technical depth, domain knowledge"
  - label: "Executives"
    description: "High-level insights, minimal detail"

header: "Slides"
question: "How many slides?"
options:
  - label: "{N} slides (Recommended)"
    description: "Based on content length"
  - label: "Fewer ({N-3} slides)"
    description: "More condensed, less detail"
  - label: "More ({N+3} slides)"
    description: "More detailed breakdown"

header: "Outline"
question: "Review outline before generating prompts?"
options:
  - label: "Yes, review outline (Recommended)"
    description: "Review slide titles and structure"
  - label: "No, skip outline review"
    description: "Proceed directly to prompt generation"

header: "Prompts"
question: "Review prompts before generating images?"
options:
  - label: "Yes, review prompts (Recommended)"
    description: "Review image generation prompts"
  - label: "No, skip prompt review"
    description: "Proceed directly to image generation"

header: "Texture"
question: "Which visual texture?"
options:
  - label: "clean"
    description: "Pure solid color, no texture"
  - label: "grid"
    description: "Subtle grid overlay, technical"
  - label: "organic"
    description: "Soft textures, hand-drawn feel"
  - label: "pixel"
    description: "Chunky pixels, 8-bit aesthetic"

header: "Mood"
question: "Which color mood?"
options:
  - label: "professional"
    description: "Cool-neutral, navy/gold"
  - label: "warm"
    description: "Earth tones, friendly"
  - label: "cool"
    description: "Blues, grays, analytical"
  - label: "vibrant"
    description: "High saturation, bold"

header: "Typography"
question: "Which typography style?"
options:
  - label: "geometric"
    description: "Modern sans-serif, clean"
  - label: "humanist"
    description: "Friendly, readable"
  - label: "handwritten"
    description: "Marker/brush, organic"
  - label: "editorial"
    description: "Magazine style, dramatic"

header: "Density"
question: "Information density?"
options:
  - label: "balanced (Recommended)"
    description: "2-3 key points per slide"
  - label: "minimal"
    description: "One focus point, maximum whitespace"
  - label: "dense"
    description: "Multiple data points, compact"

| # | Title | Type | Layout |
|---|-------|------|--------|
| 1 | [title] | Cover | title-hero |
| 2 | [title] | Content | [layout] |
| 3 | [title] | Content | [layout] |
| ... | ... | ... | ... |

header: "Confirm"
question: "Ready to generate prompts?"
options:
  - label: "Yes, proceed (Recommended)"
    description: "Generate image prompts"
  - label: "Edit outline first"
    description: "I'll modify outline.md before continuing"
  - label: "Regenerate outline"
    description: "Create new outline with different approach"

| # | Filename | Slide Title |
|---|----------|-------------|
| 1 | 01-slide-cover.md | [title] |
| 2 | 02-slide-xxx.md | [title] |
| ... | ... | ... |

header: "Confirm"
question: "Ready to generate slide images?"
options:
  - label: "Yes, proceed (Recommended)"
    description: "Generate all slide images"
  - label: "Edit prompts first"
    description: "I'll modify prompts before continuing"
  - label: "Regenerate prompts"
    description: "Create new prompts with different approach"

npx -y bun ${SKILL_DIR}/scripts/merge-to-pptx.ts <slide-deck-dir>
npx -y bun ${SKILL_DIR}/scripts/merge-to-pdf.ts <slide-deck-dir>

Slide Deck Complete!

Topic: [topic]
Style: [preset name or custom dimensions]
Location: [directory path]
Slides: N total

- 01-slide-cover.png - Cover
- 02-slide-intro.png - Content
- ...
- {NN}-slide-back-cover.png - Back Cover

Outline: outline.md
PPTX: {topic-slug}.pptx
PDF: {topic-slug}.pdf

/tuzi-slide-deck content.md --prompts-only

/tuzi-slide-deck slide-deck/topic-slug/ --images-only

undefined

Flow:
1. Read existing prompts for specified slides
2. Regenerate images only for those slides
3. Regenerate PPTX/PDF