socsim_tests, fp_backend, index: clarity pass (Codex)

[rusholme]

Clarity and streamlining pass by Codex (gpt-6-astra, effort high), run unattended for Ben ("Unattended codex refinement of writing", 2026-09-28).

docs/source/dev/socsim_tests.rst

Codex summary:

Rewrote only docs/source/dev/socsim_tests.rst.
Grouped dataset details and separated setup, results and performance.
Shortened prose from 3,318 to 2,754 words.
Preserved facts and technical content; checks passed, no em dashes.
Retained contradiction: the 7/22/2026 command uses 20260706.

Words: 3319 -> 2755.
Fact check (scripted: labels, ref and link targets, URLs, backticked spans, code lines, integers, dated rulings): 0 item(s) missing after the rewrite, 0 restore call(s); none missing against the current tip.

docs/source/fp/fp_backend.rst

Codex summary:

Updated only docs/source/fp/fp_backend.rst.
Consolidated prerequisites and removed repeated instructions.
Shortened prose and separated the output description.
Preserved facts, identifiers, numbers, and all example commands.
No contradictions found; preservation and whitespace checks passed.

Words: 287 -> 234.
Fact check (scripted: labels, ref and link targets, URLs, backticked spans, code lines, integers, dated rulings): 0 item(s) missing after the rewrite, 0 restore call(s); none missing against the current tip.

docs/source/index.rst

Codex summary:

Edited only docs/source/index.rst.
Consolidated the introduction and development notes.
Moved the source link before shortened Docker instructions.
Preserved all facts, commands, identifiers, paths, numbers and references.
Preservation and whitespace checks passed; no contradictions found.

Words: 434 -> 386.
Fact check (scripted: labels, ref and link targets, URLs, backticked spans, code lines, integers, dated rulings): 0 item(s) missing after the rewrite, 0 restore call(s); none missing against the current tip.

Built locally as CI builds before push.

🤖 Generated with Claude Code
Build fix: one narrow Codex call lengthened heading underlines in index.rst that the rewrite left short (new Sphinx warnings).