Turn Google Drive files into a searchable AI chat assistant

flowchart TD trig[\"new files in drive folder"\]:::trigdata s0[["extract text from files"]]:::mi s1["tag documents with metadata"]:::svc s2[("chunk into knowledge base")]:::store s3["search your documents"]:::task trig --> s0 s0 --> s1 s1 --> s2 s2 --> s3 gx{"× answer found in documents"}:::gate s3 --> gx p00["return document answer"]:::task gx -->|"answer from documents"| p00 p10["search the web instead"]:::task gx -->|"no match found"| p10 jn{"○ answer returned"}:::gate p00 --> jn p10 --> jn jn --> out out[/"chat assistant answers from your documents"/]:::out pay{{"faster answers without searching files"}}:::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