Send automatic Indonesian weather alerts to Telegram

flowchart TD trig(["every six hours scheduled check"]):::trigtime s0["check BMKG weather data"]:::svc s1["review conditions"]:::task s2["send weather update"]:::task trig --> s0 s0 --> s1 gx{"× conditions look risky"}:::gate s1 --> gx p00["add warning"]:::task gx -->|"risky conditions"| p00 p10["skip warning"]:::task gx -->|"normal conditions"| p10 jn{"○ compile report"}:::gate p00 --> jn p10 --> jn jn --> s2 out[/"weather forecast delivered to telegram"/]:::out pay{{"advance warning of bad weather"}}:::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