Draft a newsletter from top AI news sources with OpenAI and Slack

flowchart TD trig(("editor requests newsletter draft")):::human s0["gather ai news stories"]:::task s1["filter to relevant stories"]:::task s2["write newsletter draft"]:::task s3(("send draft for approval")):::human s4["revise based on feedback"]:::task trig --> s0 s0 --> s1 s1 --> s2 s2 --> s3 hg(("editor approves draft")):::human s3 --> hg hg -->|"approved"| s4 hg -. "sent back" .-> s3 lp{"editor approves draft"}:::gate s4 --> lp lp -. "editor requests changes" .-> s2 lp -->|"finished"| out out[/"approved newsletter draft ready"/]:::out pay{{"polished newsletter without manual curation"}}:::pay 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