Turn a list of web pages into clean text files automatically

flowchart TD trig(("spreadsheet link sent manually")):::human s0[("read URL list")]:::store s1[["scrape page content"]]:::mi s2["clean text content"]:::task s3[("save file and mark done")]:::store trig --> s0 s1 --> s2 s2 --> s3 gx{"× already processed"}:::gate s0 --> gx p00["skip this page"]:::task gx -->|"already done"| p00 p10["scrape and save"]:::task gx -->|"not yet done"| p10 p00 --> s1 p10 --> s1 out[/"clean text files saved"/]:::out pay{{"web content ready without manual copying"}}:::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