v0.4.0

• Replace zoom options with a slider
• Add zoom scene controls
• Fix zoom focal point alignment
• Animate zoom scene transitions
• Add post-recording zoom scenes and cursor metadata
• Replace preview trims with split clip editing
• ci: validate the full distributable surface
• style: establish Swift formatting baseline
• fix: keep generated QA documentation authoritative
• fix: give local app builds the released version
• feat: restore default shortcuts atomically
• fix: retain shortcuts when registration fails
• fix: reject unsupported shortcut keys
• fix: keep the current meter start tracked
• fix: clarify onboarding and completion settings
• fix: make shareable-content refresh authoritative
• fix: keep device selection and metering honest
• perf: bound and order picker thumbnail work
• fix: make picker state and labels unambiguous
• fix: exclude Reel windows from display capture
• fix: make Record Again repeat the target
• fix: move deleted recordings to Trash
• fix: make preview exports atomic and cancellable
• fix: keep preview seeking and exports valid
• fix: report area sizes in output pixels
• fix: preserve area geometry at display edges
• fix: fit framed output within encoder limits
• fix: serialize audio with the recording timeline
• fix: fail when requested capture sources fail
• fix: serialize recording start flows
• fix: make recording start report success
• fix: retain completed recordings after save issues
• fix: require an exact remembered window
• fix: scope picker overrides to one take