What's Changed

• fix(polymarket): migrate trade history to Data API v2 by @stefan-jansen in #133
• feat(coinmetrics): finish targeted spot candle recovery by @stefan-jansen in #134
• fix(deps): bump virtualenv from 21.14.12 to 21.14.13 by @dependabot[bot] in #135
• ci: bump the github-actions group with 3 updates by @dependabot[bot] in #136
• docs: identify released migration inputs and consumer boundaries by @stefan-jansen in #138

Full Changelog: v0.3.0...v0.3.1

What's Changed

• fix: preserve Friday equity bars during weekend validation by @stefan-jansen in #88
• fix: classify daily gaps using declared exchange sessions by @stefan-jansen in #90
• fix: plan and acquire daily backfills from declared sessions by @stefan-jansen in #92
• fix: reuse recorded provider during incremental acquisition by @stefan-jansen in #96
• fix: preserve calendar declarations and session boundary semantics by @stefan-jansen in #94
• fix: preserve calendar declarations through ingestion and updates by @stefan-jansen in #98
• fix: derive futures expiry rolls from authoritative sessions by @stefan-jansen in #102
• fix: avoid false crypto weekend warnings on complete intraday windows by @stefan-jansen in #106
• fix: preserve daily timestamp declarations through gap and backfill workflows by @stefan-jansen in #104
• fix: classify intraday outages from declared exchange bar grids by @stefan-jansen in #100
• fix: honor CME crypto cutover and business trade dates by @stefan-jansen in #111
• build: consume published Specs 0.2.0 contracts by @stefan-jansen in #112
• fix: unify calendar validation and real-observation recovery by @stefan-jansen in #113
• ci: bump aiohttp from 3.14.3 to 3.14.4 by @dependabot[bot] in #116
• fix(security): remove compromised emSign trust from provider environments by @dependabot[bot] in #123
• feat(storage): preserve observation fidelity and analytical handoffs by @stefan-jansen in #125
• feat(adjustments): prepare versioned action facts and explicit factors by @stefan-jansen in #126
• feat(history): prepare dated identities and known-at adjusted inputs by @stefan-jansen in #127
• feat(futures): prepare known-at individual-contract inputs by @stefan-jansen in #128
• feat(acquisition): qualify provider/cache migration and legacy data utilities by @stefan-jansen in #129
• feat(storage): reconstruct portable inputs and exchange legacy bundles by @stefan-jansen in #130
• fix(deps): clear virtualenv release audit findings by @stefan-jansen in #131

Full Changelog: v0.2.1...v0.3.0

What's Changed

• docs: publish asset-class data-source references by @stefan-jansen in #71
• feat: prediction-market resolution outcomes, price and trade history (Kalshi, ForecastEx, Polymarket, Polymarket US) by @stefan-jansen in #76
• ci: bump the github-actions group across 1 directory with 3 updates by @dependabot[bot] in #81
• docs: correct stale guidance and enforce link integrity by @stefan-jansen in #78
• ci: enforce minimum package coverage by @stefan-jansen in #80
• docs: adopt shared focused-contribution policy by @stefan-jansen in #83
• fix: restore inclusive date ranges and complete Massive histories by @stefan-jansen in #85
• docs: add verified roic.ai fundamentals source by @stefan-jansen in #86

Full Changelog: v0.2.0...v0.2.1

What's Changed

• test: validate provider URLs structurally by @stefan-jansen in #64
• refactor!: remove unapproved compatibility APIs by @stefan-jansen in #66

Full Changelog: v0.1.8...v0.2.0

What's Changed

• docs: use canonical maintainer identity by @stefan-jansen in #57
• ci: add monthly Python 3.15 dependency canary by @stefan-jansen in #59
• docs: add fundamental data sources page by @stefan-jansen in #60
• test: block curl_cffi in the offline lane and mock Yahoo's retry path by @stefan-jansen in #63
• fix(massive): read financial statements from the v1 statement endpoints by @stefan-jansen in #61
• docs: market data and alternative data source pages by @stefan-jansen in #62

Full Changelog: v0.1.7...v0.1.8

What's Changed

• Decouple live provider availability from package releases by @stefan-jansen in #53
• ci: bump astral-sh/setup-uv from 10.0.1 to 10.1.0 in the github-actions group by @dependabot[bot] in #54
• fxmacrodata: send the API key as a header, not a query parameter by @roberttidball in #51
• chore: standardize Data metadata and release qualification by @stefan-jansen in #55

New Contributors

• @roberttidball made their first contribution in #51

Full Changelog: v0.1.6...v0.1.7

What's Changed

• Establish public agent orientation policy by @stefan-jansen in #49
• Say why a Yahoo download came back empty instead of blaming the symbol by @stefan-jansen in #52

Full Changelog: v0.1.5...v0.1.6

What's Changed

• Name the day and the reason when an async Binance download fails by @stefan-jansen in #48

Full Changelog: v0.1.4...v0.1.5

What's Changed

• The Yahoo fetch and batch paths agree about the current session's placeholder bar by @stefan-jansen in #47

Full Changelog: v0.1.3...v0.1.4

What's Changed

• chore: adopt ecosystem qualification by @stefan-jansen in #42
• ci: bump the github-actions group across 1 directory with 3 updates by @dependabot[bot] in #29
• fix(etfs): rebuild combined file from partitions, not stale aggregate by @mikesdelaney-cmyk in #46
• ci: bump astral-sh/setup-uv from 9.0.0 to 10.0.1 in the github-actions group by @dependabot[bot] in #45

New Contributors

• @mikesdelaney-cmyk made their first contribution in #46

Full Changelog: v0.1.2...v0.1.3