Performance Optimization Workflow

1. Capture and Analyze

Make a request with tracing enabled — returns structured JSON with query counts, duplicates, issues, and span tree:

uv run plain observer request /path
uv run plain observer request /path --user 1
uv run plain observer request /path --method POST --data '{"key": "value"}'

The --user flag accepts a user ID or email.

The JSON output includes: