v1.0.0

What's Changed

• refactor(cache): add provenance-safe semantic cache v11 by @coeasy in #5
• refactor(runtime): establish provider-first query contracts v11 by @coeasy in #3
• refactor(stream): add fail-closed lifecycle state machine v11 by @coeasy in #4
• docs: add v11 architecture audit and refactor plan by @coeasy in #2
• refactor: unify provider-planned market data runtime by @coeasy in #1
• refactor(runtime): converge on v13 client-first architecture by @coeasy in #6
• refactor(v14): connect runtime planner, execution graph, and provider fallback by @coeasy in #7
• build: harden automatic Python release pipeline by @coeasy in #8
• fix: release readiness V4 after PR #8 merge by @coeasy in #9
• docs: record V4 post-merge release status by @coeasy in #10
• fix: repair post-merge CI contracts and Windows test shell by @coeasy in #11

New Contributors

• @coeasy made their first contribution in #5

Full Changelog: https://github.com/coeasy/atst/commits/v1.0.0