v1.8.0

What's Changed

• feat(budget): browse prior weeks on every daily budget chart by @faulknerpearce in #41
• fix(quota): stable seven-bar Grokbot window and early-reset support (1.7.3) by @faulknerpearce in #40
• test: split week-offset cases out of the length-capped suites by @faulknerpearce in #42
• Fix deep review findings, single Keychain item, Claude budget bars by @faulknerpearce in #43

Full Changelog: v1.7.2...v1.8.0