Shipping an MCP server: parallel search, JSON output, and what broke along the way

CLI Market hit 3,760 retailers this week. With that scale came problems.

Here's what we fixed and what we learned.

[Problem 1: Search timeout][...]

[Problem 2: --json flag that didn't work][...]

[Problem 3: Session loss on cloud deploys][...]

[What we learned about Render vs Railway][...]

[Full changelog + code links]

pip install cli-market
github.com/Treevu-ai/cli-market-world