AI Course Content Generator (CCG)
Version: 1.0.0 Location: /Users/shunsukehayashi/dev/ai-course-content-generator-v2
Triggers
| Trigger | Examples |
|---|
| Course creation | "create course", "generate course", "/ccg" |
| Development | "ccg dev", "start course generator" |
| Build | "ccg build", "build course app" |
Quick Commands
# Development
cd /Users/shunsukehayashi/dev/ai-course-content-generator-v2 && npm run dev
# Production build
cd /Users/shunsukehayashi/dev/ai-course-content-generator-v2 && npm run build
# Electron dev
cd /Users/shunsukehayashi/dev/ai-course-content-generator-v2 && npm run electron:dev
# Electron build
cd /Users/shunsukehayashi/dev/ai-course-content-generator-v2 && npm run electron:build
Key Capabilities
- Course Structure Generation - JSON curriculum generation
- Lesson Script Generation - Customizable narration scripts
- Text-to-Speech - Gemini TTS audio generation
- Slide Generation - Graphic recording style
- Video Rendering - WebCodecs API MP4 creation
- Bulk Export - ZIP download of all assets
Architecture
Vision Panel → Structure → Content Pipeline → Export
↓ ↓ ↓ ↓
Image/PDF/URL JSON Structure Slides/Audio MP3/MP4/ZIP
Key Files
| File | Purpose |
|---|
services/geminiService.ts | Gemini API calls + retry logic |
templates/prompts.ts | Zod schemas + prompt builders |
utils/audioUtils.ts | PCM→MP3 encoding (lamejs) |
utils/videoUtils.ts | MP4 muxing (WebCodecs) |
types.ts | Course structure interfaces |
constants.ts | Defaults + TTS voice options |
Gemini Models
- Primary:
gemini-3-flash-preview (with thinking) - Backup:
gemini-2.5-flash (quota fallback) - TTS:
gemini-2.5-flash-preview-tts - Image:
gemini-3-pro-image-preview
Environment
GEMINI_API_KEY required in .env
