chore(main): release 6.0.0

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🤖 I have created a release beep boop

6.0.0 (2026-10-01)

⚠ BREAKING CHANGES

• separate participant identity and objective assignment (#1345)

Features

• add authoring adapter conformance vectors (#1302) (08c363f)
• admit mixed and staged trial realizations (#1322) (fe3b318)
• contracts: gate published-schema fixture and formal coverage (#1335) (4d4b712)
• contracts: publish mixed composition profile (#1315) (803257b)
• define mixed participant composition semantics (#1307) (6ac01be)
• enforce bounded participant temporal guarantees (#1349) (eb75e1a)
• enforce the administrative-only runtime API trust boundary (#1394) (3eec4bc)
• execute mixed-backend mapping and time contracts (#1391) (a6382af)
• experiment: validate scoped evidence refinements (#1294) (950b73e)
• formal: add independent participant crossing models (#1397) (79c50a9)
• processor: add reconciliation demonstration harness (#1333) (e4136a6)
• publish applicable participant-control contracts (#1399) (dc63de0)
• publish backend operation and supervision contracts (#1388) (023ff5b)
• publish participant-control provider and profile contracts (#1334) (f784be2)
• require backends to honour authored trial timeout and retry choices (#1398) (c4d90a3)
• runtime: add control-plane recovery operations (#1324) (f40b98d)
• runtime: coordinate mixed participant runtimes fail closed (#1336) (24e6652)
• runtime: declare control-plane profiles and capabilities (#1329) (7128f0c)
• runtime: enforce store ownership leases (#1316) (87c0fd5)
• runtime: orchestrate modular participant control and governed effects (#1346) (6bfdb7e)
• runtime: reconcile interrupted control-plane operations (#1311) (12025b4)
• sdl: add explicit participant relationships (#1303) (fb75e57)
• sdl: add post-materialization attestations (#1292) (22b5755)
• sdl: enforce open-by-default scenario augmentation scope (#1304) (d4fea22)
• semantics: publish modular participant-control semantics (#1328) (65ca8e4)
• separate participant identity and objective assignment (#1345) (f92f3a2)
• support participant-local outcome categories and state (#1347) (c22ae7f)

Bug Fixes

• admit participant delivery temporal subjects (#1390) (f02a6ee)
• bind evidence provenance to the run apparatus (#1293) (b8442f1)
• deps: upgrade pyjwt to 2.15.1 and urllib3 to 2.8.0 for published advisories (#1405) (c6eff0b)
• evidence: centralize capture admission and governance authority (#1296) (2ed2d97)
• forward governed context in v2 decision admission (#1384) (fa99098)
• partition shard items with comprehensions for the SonarCloud gate (#1406) (f51a2d1)
• record denied terminal egress outcome (#1385) (5a9d74b)
• reject unprovable required evidence media types (#1403) (2a5b0f4)
• republish research evidence for the merged control-plane boundary source (#1404) (44a0fd9)
• runtime: align the served control-plane profile (#1323) (a2aed61)
• runtime: harden control-plane profile conformance (#1327) (a4972ca)
• runtime: make idempotency claims atomic and scoped (#1321) (aa02b04)
• sdl: admit partial listener descriptions (#1306) (2a33497)
• sdl: preserve extensible HTTP method identity (#1314) (926a595)
• sdl: separate native service-manager contracts (#1308) (7785b44)

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🤖 Created releases:

• v6.0.0

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