graph TD A[Start PDF Assembly Process] --> B[Load Module Content] B --> C[Get Module Text] B --> D[Get Module Quiz] B --> E[Get Module Images] C --> F[Compile Content] D --> F E --> F F --> G[Format With Skill #223] G --> H[Generate HTML Layout] H --> I{Content Complete?} I --> |No| F I --> |Yes| J[External PDF Generation] J --> K[Embed Images] K --> L[Apply Styling] L --> M[Create Final PDF] M --> N{More Modules?} N --> |Yes| B N --> |No| O[End Process] subgraph Silo1 [Data Compilation & Formatting] B C D E F G H end subgraph Silo2 [PDF Generation] J K L M end