graph TD A[Input: MP4 URL + 6 Timestamps] --> B[Start Image Extraction Loop] B --> C[Extract 1s Clip] C -->|Skill #194| D[Get Clear Frame] D -->|Skill #202| E[Resize Image] E -->|Skill #191| F[Save as stepN.png] F --> G{All 6 Done?} G -->|No| B G -->|Yes| H[Start Validation] H --> I[Analyze Images] I -->|Skill #176| J[Vision Check] J --> K{Images Valid?} K -->|No| L[Flag for Review] K -->|Yes| M[Generate Metadata] M -->|Skill #223| N[Create JSON File] N --> O[Final Output Package] O --> P[6 PNG Files] O --> Q[JSON Metadata] L --> R[Manual Review Required] R --> B