Placement tool · 75-minute cap · weakness map (not a scaled 500 predictor)
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This shell scores by domain (D1–D3) and tag, then builds a weakness-map JSON matching the Part 2 diagnostic blueprint. Study items for placement — not official IRS exam questions. Public hosting will use Cloudflare Tunnel (not Tailscale).
Register or log in to save attempts to the API
(http://127.0.0.1:8787). Optional — you can still take the diagnostic offline.
D1
On-screen calculator (simple)
Top tags sorted worst → better. Encouraging path — not a fake pass/fail EA score.
Ordered weakest first; known hot spots win ties.
Blueprint shape: attemptId, takenAt, overallPct, secondsUsed, domains[], tags[], path[].