flowchart LR
 IN["<b>Messy input</b><br/>APIs · webhooks<br/>PDFs · voice · sheets<br/>event streams"]
 subgraph CORE ["Deterministic core — the part that must be right"]
 direction TB
 ING["<b>Typed ingestion</b><br/>rate-limit aware<br/>conditional requests<br/>bounded fan-out"]
 LOGIC["<b>Pure decision code</b><br/>scoring · matching · salience<br/><i>every output traces to evidence</i>"]
 CACHE["<b>Fail-open cache</b><br/>Redis · Postgres · Parquet"]
 ING --> LOGIC --> CACHE
 end
 subgraph EDGE ["LLM at the edges"]
 direction TB
 NARR["<b>Narration &amp; synthesis</b><br/>receives computed JSON,<br/>never the raw data"]
 ROUTE["<b>Tool routing</b><br/>closure-bound per user<br/>failover across model chains"]
 end
 GATE{"<b>Gate</b><br/>is this worth<br/>sending at all?"}
 OUT["<b>Shipped surface</b><br/>Next.js · FastAPI<br/>Telegram · MCP · CLI"]
 SILENT(["<b>Silence</b><br/><i>audited, never accidental</i>"])
 IN --> ING
 LOGIC --> NARR
 LOGIC --> ROUTE
 NARR --> GATE
 ROUTE --> GATE
 CACHE --> OUT
 GATE -->|"clears the bar"| OUT
 GATE -->|"doesn't, or fails"| SILENT
 classDef core fill:#1e293b,stroke:#a78bfa,stroke-width:2px,color:#e2e8f0
 classDef edge fill:#312e81,stroke:#818cf8,stroke-width:2px,color:#e2e8f0
 classDef term fill:#0f172a,stroke:#475569,stroke-width:1.5px,color:#cbd5e1
 class ING,LOGIC,CACHE core
 class NARR,ROUTE edge
 class IN,OUT,SILENT,GATE term

flowchart TD
 ME(("<b>Shaan</b>"))
 ME --> A["<b>Agentic AI</b>"]
 ME --> B["<b>RAG &amp; retrieval</b>"]
 ME --> C["<b>Python backends</b>"]
 ME --> D["<b>Data engineering</b>"]
 A --> A1["<b>Atlas</b> — 20 tools under Gemini<br/>function calling, live on Telegram"]
 A --> A2["<b>Syntrueno</b> — agent swarm that mutates<br/>real Cloud Run behind a human gate"]
 A --> A3["<b>telegram-mcp</b> — MCP server giving<br/>agents your own Telegram account"]
 B --> B1["<b>Think9 Brain</b> — cites its source section,<br/>refuses when the corpus can't answer"]
 B --> B2["<b>disaster-management-rag</b> — 18/20 held-out,<br/>reproducible with no API key"]
 B --> B3["<b>JARVIS-PY</b> — semantic memory +<br/>threshold-gated PDF RAG, fully local"]
 C --> C1["<b>Skill Issue</b> — FastAPI, Neon, Upstash,<br/>OAuth, warm p95 ≤ 200 ms"]
 C --> C2["<b>VouchRank</b> — multi-tenant SaaS on<br/>Postgres RLS + 12 Deno edge functions"]
 D --> D1["<b>YouTube Wrapped</b> — Databricks medallion<br/>lakehouse on Delta Lake"]
 D --> D2["<b>CRM Sales Warehouse</b> — Airflow-orchestrated<br/>star schema, dbt-tested, Power BI"]
 classDef root fill:#a78bfa,stroke:#7c3aed,stroke-width:3px,color:#0f172a
 classDef pillar fill:#312e81,stroke:#818cf8,stroke-width:2px,color:#e2e8f0
 classDef proof fill:#1e293b,stroke:#475569,stroke-width:1.5px,color:#cbd5e1
 class ME root
 class A,B,C,D pillar
 class A1,A2,A3,B1,B2,B3,C1,C2,D1,D2 proof

flowchart LR
 ME(("<b>Contributions</b>"))
 ME --> DATA["<b>Data &amp; DataFrames</b>"]
 ME --> INFRA["<b>Infrastructure</b>"]
 ME --> AI["<b>AI tooling</b>"]
 ME --> IOT["<b>Home &amp; IoT</b>"]
 DATA --> N["Narwhals<br/><b>merged ✅</b>"]
 DATA --> DBT["dbt Core<br/><i>in review</i>"]
 INFRA --> H["Helm<br/><i>in review</i>"]
 INFRA --> S["Supabase<br/><i>in review</i>"]
 INFRA --> AP["Appwrite<br/><i>in review</i>"]
 AI --> O["Ollama<br/><i>in review</i>"]
 AI --> LG["LangChain Google<br/><i>in review ×ばつ2</i>"]
 IOT --> HM["Home Assistant MCP<br/><b>merged ✅</b>"]
 IOT --> HA["Home Assistant Android<br/><b>merged ✅</b>"]
 IOT --> AS["anker-solix-api<br/><b>merged ✅</b>"]
 classDef root fill:#a78bfa,stroke:#7c3aed,stroke-width:3px,color:#0f172a
 classDef area fill:#312e81,stroke:#818cf8,stroke-width:2px,color:#e2e8f0
 classDef merged fill:#064e3b,stroke:#10b981,stroke-width:2px,color:#d1fae5
 classDef review fill:#1e293b,stroke:#475569,stroke-width:1.5px,color:#cbd5e1
 class ME root
 class DATA,INFRA,AI,IOT area
 class N,HM,HA,AS merged
 class H,S,AP,O,LG,DBT review