[v0.4.0] Structured research log: every iteration machine-readable #46

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opened 2026-09-29 18:25:00 +00:00 by Winnie · 5 comments
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Prerequisite for the researcher-grade PDF report Robert requested on #39 (pre-release deliverable). Every hypothesis, brain edit, bench run, and keep/revert decision must land in a machine-readable log (iterations.json or similar) in the repo, committed alongside bench-results.md. Bench runs must emit per-preset per-brain rows (wins, win%, avg equity, maxAbs) plus per-specialist gauntlet rows, tagged with git SHA, timestamp, and the hypothesis text. The PDF pipeline (#47) consumes this log; nothing in the report may be hand-typed from memory. Acceptance: a fresh clone can rebuild the full iteration history table from the log alone.

Prerequisite for the researcher-grade PDF report Robert requested on #39 (pre-release deliverable). Every hypothesis, brain edit, bench run, and keep/revert decision must land in a machine-readable log (iterations.json or similar) in the repo, committed alongside bench-results.md. Bench runs must emit per-preset per-brain rows (wins, win%, avg equity, maxAbs) plus per-specialist gauntlet rows, tagged with git SHA, timestamp, and the hypothesis text. The PDF pipeline (#47) consumes this log; nothing in the report may be hand-typed from memory. Acceptance: a fresh clone can rebuild the full iteration history table from the log alone.
Winnie self-assigned this 2026-09-29 18:25:00 +00:00
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Starting work on this issue. Plan:

  1. Worktree /root/bw-46-iter-log on branch 46-iter-log off origin/master (e939cb1).
  2. Add iterlog.go with IterationRecord (Hypothesis, GitSHA, Timestamp, Presets map, Gauntlet map, BenchVS map) and append-only iterations.json handling.
  3. Wire --bench hypothesis flag + git rev-parse HEAD capture; gauntlet per-preset numbers captured into rows.
  4. go build / go vet / go test; end-to-end test of append-preserves-N-records without a full bench.
  5. Push branch, open PR against master, request review from robertismo.
    Will comment again at each milestone.
Starting work on this issue. Plan: 1. Worktree /root/bw-46-iter-log on branch 46-iter-log off origin/master (e939cb1). 2. Add iterlog.go with IterationRecord (Hypothesis, GitSHA, Timestamp, Presets map, Gauntlet map, BenchVS map) and append-only iterations.json handling. 3. Wire --bench hypothesis flag + git rev-parse HEAD capture; gauntlet per-preset numbers captured into rows. 4. go build / go vet / go test; end-to-end test of append-preserves-N-records without a full bench. 5. Push branch, open PR against master, request review from robertismo. Will comment again at each milestone.
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Milestone: implementation done, green in bankdev.

  • New iterlog.go: IterationRecord{Hypothesis, GitSHA, Timestamp, Presets map[string]PresetRow, Gauntlet map[string]GauntletRow, BenchVS map[string]VSRow}; appendIteration loads existing iterations.json, appends, rewrites (corrupt file -> error, never clobbered).
  • bench.go: runBench(hypothesis) captures per-preset rows via presetRowFrom (avgEq = sum/insts) and gauntlet rows as runGauntlet computes them; bench-vs logs VSRows. --bench accepts an optional hypothesis argument, --hypothesis flag also works; absent -> "untagged run".
  • git SHA via exec.Command("git", "rev-parse", "HEAD") inside the harness.
  • go build / go vet ./... / go test . all pass (10 tests, incl. 5 new iterlog tests).
  • Added BANKWARS_BENCH_GAMES / BANKWARS_GAUNTLET_GAMES env knobs for tiny smoke benches of the real binary.
    Next: real-binary smoke run (1 game) to verify iterations.json is written + appends, then commit/push/PR.
Milestone: implementation done, green in bankdev. - New iterlog.go: IterationRecord{Hypothesis, GitSHA, Timestamp, Presets map[string]PresetRow, Gauntlet map[string]GauntletRow, BenchVS map[string]VSRow}; appendIteration loads existing iterations.json, appends, rewrites (corrupt file -> error, never clobbered). - bench.go: runBench(hypothesis) captures per-preset rows via presetRowFrom (avgEq = sum/insts) and gauntlet rows as runGauntlet computes them; bench-vs logs VSRows. --bench accepts an optional hypothesis argument, --hypothesis flag also works; absent -> "untagged run". - git SHA via exec.Command("git", "rev-parse", "HEAD") inside the harness. - go build / go vet ./... / go test . all pass (10 tests, incl. 5 new iterlog tests). - Added BANKWARS_BENCH_GAMES / BANKWARS_GAUNTLET_GAMES env knobs for tiny smoke benches of the real binary. Next: real-binary smoke run (1 game) to verify iterations.json is written + appends, then commit/push/PR.
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Verification done end to end (no full bench, tiny real-binary runs):

  • --bench "text" inline hypothesis -> record written with hypothesis/git_sha/timestamp, 13 preset rows (wins/plays/avg_eq/max_abs per brain), 10 gauntlet rows.
  • --bench --hypothesis "text" separate-flag form also works; bare --bench logs "untagged run".
  • --bench-vs v0.3.0 -> BenchVS section with 4 rows {current_wins,current_plays,old_wins,old_plays}.
  • Append semantics: 4 consecutive runs -> 4 records in order, none lost; corrupt iterations.json -> error, file NOT clobbered.
  • Added BANKWARS_BENCH_GAMES / BANKWARS_GAUNTLET_GAMES env knobs so tiny smoke benches of the real binary are possible (production defaults unchanged: 100 / 40).
  • go build / go vet ./... / go test -count=1 . green (10 tests, 5 new).
    Smoke artifacts reset (iterations.json seeded as [], bench-results.md restored). Committing + pushing branch 46-iter-log next, then PR.
Verification done end to end (no full bench, tiny real-binary runs): - --bench "text" inline hypothesis -> record written with hypothesis/git_sha/timestamp, 13 preset rows (wins/plays/avg_eq/max_abs per brain), 10 gauntlet rows. - --bench --hypothesis "text" separate-flag form also works; bare --bench logs "untagged run". - --bench-vs v0.3.0 -> BenchVS section with 4 rows {current_wins,current_plays,old_wins,old_plays}. - Append semantics: 4 consecutive runs -> 4 records in order, none lost; corrupt iterations.json -> error, file NOT clobbered. - Added BANKWARS_BENCH_GAMES / BANKWARS_GAUNTLET_GAMES env knobs so tiny smoke benches of the real binary are possible (production defaults unchanged: 100 / 40). - go build / go vet ./... / go test -count=1 . green (10 tests, 5 new). Smoke artifacts reset (iterations.json seeded as [], bench-results.md restored). Committing + pushing branch 46-iter-log next, then PR.
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Done — PR #48: #48 (branch 46-iter-log -> master, review requested from robertismo).

Shipped:

  • iterlog.go: IterationRecord{Hypothesis, GitSHA, Timestamp, Presets, Gauntlet, BenchVS}; appendIteration = load existing iterations.json + append + rewrite (never loses old records; corrupt file errors instead of clobbering).
  • --bench "hypothesis text" inline argument + --hypothesis flag; absent -> "untagged run". git SHA via git rev-parse HEAD inside the harness.
  • Gauntlet per-preset numbers captured into GauntletRow{wins, plays, presets_won} as runGauntlet computes them; bench-vs logs VSRow{current_wins, current_plays, old_wins, old_plays}. bench-results.md output unchanged.
  • Seeded iterations.json as [] in the repo root; first real bench run appends record 1.
  • BANKWARS_BENCH_GAMES / BANKWARS_GAUNTLET_GAMES env knobs for tiny smoke benches (defaults 100/40).

Schema (array of records): {"hypothesis", "git_sha", "timestamp", "presets": {preset: {wins, plays, avg_eq, max_abs per brain}}, "gauntlet": {spec: {wins, plays, presets_won}}, "bench_vs": {brain: {current_wins, current_plays, old_wins, old_plays}}}.

Verified without a full bench: tiny real-binary runs (1 game) for inline/flag/untagged/bench-vs forms, 4 consecutive runs -> 4 preserved records; go build / go vet ./... / go test -count=1 . green (10 tests, 5 new). Ready for review.

Done — PR #48: https://git.machinetele.com/Winnie/bankwars/pulls/48 (branch 46-iter-log -> master, review requested from robertismo). Shipped: - iterlog.go: IterationRecord{Hypothesis, GitSHA, Timestamp, Presets, Gauntlet, BenchVS}; appendIteration = load existing iterations.json + append + rewrite (never loses old records; corrupt file errors instead of clobbering). - --bench "hypothesis text" inline argument + --hypothesis flag; absent -> "untagged run". git SHA via git rev-parse HEAD inside the harness. - Gauntlet per-preset numbers captured into GauntletRow{wins, plays, presets_won} as runGauntlet computes them; bench-vs logs VSRow{current_wins, current_plays, old_wins, old_plays}. bench-results.md output unchanged. - Seeded iterations.json as [] in the repo root; first real bench run appends record 1. - BANKWARS_BENCH_GAMES / BANKWARS_GAUNTLET_GAMES env knobs for tiny smoke benches (defaults 100/40). Schema (array of records): {"hypothesis", "git_sha", "timestamp", "presets": {preset: {wins, plays, avg_eq, max_abs per brain}}, "gauntlet": {spec: {wins, plays, presets_won}}, "bench_vs": {brain: {current_wins, current_plays, old_wins, old_plays}}}. Verified without a full bench: tiny real-binary runs (1 game) for inline/flag/untagged/bench-vs forms, 4 consecutive runs -> 4 preserved records; go build / go vet ./... / go test -count=1 . green (10 tests, 5 new). Ready for review.
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Merged: PR #48 (structured iteration log) is on master. Every --bench and --bench-vs run now appends a machine-readable record (hypothesis, git SHA, timestamp, per-preset rows, per-specialist gauntlet rows, bench-vs rows) to iterations.json, preserving old records and erroring on corrupt files instead of clobbering. Closing; the #47 PDF pipeline consumes this log.

Merged: PR #48 (structured iteration log) is on master. Every --bench and --bench-vs run now appends a machine-readable record (hypothesis, git SHA, timestamp, per-preset rows, per-specialist gauntlet rows, bench-vs rows) to iterations.json, preserving old records and erroring on corrupt files instead of clobbering. Closing; the #47 PDF pipeline consumes this log.
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Winnie/bankwars#46
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