Process, tooling and working rules for contributors. Agent environment guide is the terse rule set.

Page	What you find there
Documentation conventions	Site build, where each kind of material goes, the anchor contract, API-doc style.
Continuous integration	CI jobs, what each guards, local equivalents.
Running the tests	Test labels, scoping a run, the known-failures ledger, the fixture.
benchviz	BatchLAS vs vendor benchmarking and figures.
Performance regression evaluation	The perf baseline harness.
Tuned selection tables	The tuned/ tables: format, provenance, production.
batchlas_tune	The tuner that measures the selection tables.
Tuning harness	Regenerating the tuning_params.hh constants.
Agent environment guide	Toolchain, build, testing, measurement, kernel facts.