Track expenses and savings in plain English through chat

flowchart TD trig>"you send a finance message"]:::trig s0["interpret request intent"]:::task s1["extract amount and category"]:::task s2["update sheet entry"]:::task s3["reply with result"]:::task trig --> s0 s1 --> s2 s2 --> s3 gx{"× what kind of entry action"}:::gate s0 --> gx p00["record new transaction"]:::task gx -->|"add entry"| p00 p10["look up spending summary"]:::task gx -->|"check balance"| p10 p20["fix existing record"]:::task gx -->|"correct entry"| p20 jn{"○ apply sheet change"}:::gate p00 --> jn p10 --> jn p20 --> jn jn --> s1 out[/"always current expense sheet"/]:::out pay{{"track finances without a spreadsheet chore"}}:::pay s3 --> 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