Schedule and auto-publish LinkedIn posts from a spreadsheet

flowchart TD trig>"form submitted with scheduled post"]:::trig s0[("save post as pending")]:::store s1["check for due posts"]:::task s2[["publish and mark post sent"]]:::mi trig --> s0 s0 --> s1 s1 -->|"one per due posts found"| s2 lp{"runs every 15 minutes continuously"}:::gate s2 --> lp lp -. "recheck for next due post" .-> s1 lp -->|"finished"| out out[/"posts published automatically on schedule"/]:::out pay{{"consistent posting without manual work"}}:::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