An LLM That Deploys Production Code, With Guardrails

What Lunchpad is a Python script that runs on a systemd timer and polls our Plane Postgres database every minute. It looks for deploy requests in task comments, works out which repository and branch they refer to, and performs the full sequence: fetch, merge, push, run the deploy script, and post the result back to the task. A comment like “deploy this to dev” on a Plane task is enough. The rest happens without anyone touching git. ...

August 23, 2026 · 10 min · 1994 words · Sagar Nayak

Parsing NSE Announcements with DeepSeek

Part of the Sanchayam series. Expands Stage 2 of the corporate actions pipeline. What Sanchayam computes FIFO cost basis and XIRR from historical prices. Prices are fetched by trading symbol. When a company changes its symbol (INFOSYSTCH to INFY) or its name (Hindustan Lever to Hindustan Unilever), a price lookup by the current symbol silently misses every week before the change. The backfill pipeline fixes this with an alias table. One row per symbol-and-name period, so each historical date range is queried with the symbol that was live at the time. Yahoo Finance supplies splits and bonuses. NSE corporate announcements supply name changes, symbol changes, and mergers. ...

June 2, 2026 · 7 min · 1398 words · Sagar Nayak