v0.5.0

Highlights

• Migrate from postgresql-simple to hasql-interpolate — new DB query layer with better type safety and performance
• Extraction worker — new background worker for model query consolidation and error handling
• Query editor improvements — autocomplete with real facet data, query library popover, popular search chips, inline parse errors
• Sidebar flyout submenus — flyout navigation for Monitors, Settings, and other nav items
• Endpoint stats redesign — tabbed dashboard with full-depth downstream queries
• Trace waterfall polish — display labels, tooltips, resizable timeline
• Log explorer improvements — dark mode contrast, chart theming, a11y, detail panel polish
• Metered overage billing — BYOS plan checkout with overage support
• Free tier usage warnings — OTLP rate limiting and usage notifications
• Project audit log — tracking critical project operations
• OpenTelemetry metrics — support all OTLP metric types (Sum, Histogram, ExponentialHistogram, Summary)
• Standard OpenTelemetry HTTP spans in API catalog

Stability & Performance

• Fix OOM crash loop: add strictness, bounded RTS, and O(n) algorithms
• Reduce memory usage: skip unused JSONB columns, Drain logIds, RTS tuning
• Fix memory leaks in background jobs and ingestion pipeline
• Supervise service threads to prevent cascading crashes
• Catch exceptions in gRPC OTLP handlers to prevent server crashes
• Optimize query pagination and lazy-load command palette
• Reduce allocations in OTLP ingestion and query paths
• Cache Kafka producer, cap field/format value sizes

Fixes

• Fix project authorization: enforce membership checks on all handlers
• Fix accidental project deletion from settings navigation
• Fix Slack notifications going to default channel
• Fix LemonSqueezy billing: case mismatch, empty string guard, webhook safety net
• Fix monitor recovery on empty results and default time window
• Fix endpoint extraction: handle numeric status codes, http.host fallback
• Two-tier error fingerprinting with framework-error rollup
• Fix settings forms breaking after first submit