Automatically flag urgent emails as priority in Gmail

flowchart TD trig>"new email arrives"]:::trig s0["extract sender and subject"]:::task s1["check for urgent keywords"]:::task s2["label the email"]:::task trig --> s0 s0 --> s1 gx{"× does email look urgent"}:::gate s1 --> gx p00["label as Priority"]:::task gx -->|"urgent keyword found"| p00 p10["label as Later"]:::task gx -->|"no urgent keyword"| p10 p00 --> s2 p10 --> s2 out[/"emails labeled Priority or Later"/]:::out pay{{"urgent messages never buried"}}:::pay s2 --> 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