Turn WhatsApp invoice photos into organized records automatically

flowchart TD trig>"invoice photo sent"]:::trig s0["download invoice image"]:::task s1["extract text with ocr"]:::svc s2["summarize invoice details"]:::svc trig --> s0 s0 --> s1 s1 --> s2 gx{"+ where to send results"}:::gate s2 --> gx p00["log to sheets"]:::task gx -->|"log entry"| p00 p10["save to drive"]:::task gx -->|"save file"| p10 p20["reply on whatsapp"]:::task gx -->|"notify sender"| p20 p00 --> out p10 --> out p20 --> out out[/"invoice logged and filed"/]:::out pay{{"no manual invoice entry"}}:::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