Turn event photos into an Instagram carousel automatically

flowchart TD trig(("organizer submits event photos")):::human s0["submit photos and details"]:::task s1[["process each photo"]]:::mi s2["build caption"]:::task s3["assemble carousel"]:::task s4["publish to instagram"]:::task trig --> s0 s1 --> s2 s2 --> s3 s3 --> s4 gx{"+ what runs in parallel"}:::gate s0 --> gx p00["download and upload each photo"]:::task gx -->|"process photos"| p00 p10["build caption from event details"]:::task gx -->|"write caption"| p10 jn{"+ ready to assemble"}:::gate p00 --> jn p10 --> jn jn --> s1 out[/"published instagram carousel post"/]:::out pay{{"instant professional event recap"}}:::pay s4 --> out out --> pay classDef task fill:#e7f6fe,stroke:#34b8f0,color:#2c2a29 classDef svc fill:#f6f8fa,stroke:#7c8795,color:#2c2a29 classDef mi fill:#e7f6fe,stroke:#0079a8,color:#2c2a29,stroke-width:2px classDef human fill:#fff,stroke:#0079a8,color:#0079a8 classDef store fill:#f6f8fa,stroke:#0079a8,color:#2c2a29 classDef trig fill:#00a4eb,stroke:#0079a8,color:#fff,font-weight:bold classDef trigtime fill:#00a4eb,stroke:#0079a8,color:#fff,font-weight:bold classDef trigdata fill:#8ad4f5,stroke:#0079a8,color:#06314c,font-weight:bold classDef gate fill:#fff,stroke:#e8a23d,color:#6b4708,font-weight:bold classDef out fill:#1f9d6b,stroke:#167a53,color:#fff,font-weight:bold classDef pay fill:#06314c,stroke:#021f33,color:#fff