v0.6.0

0.6.0 (2026-05-24)

Added

• Alert Center UI — /alerts page with summary cards, firing alerts list, and history table with status badges, acknowledge, and snooze controls (#69)
• Alert History — GenServer-backed ETS storage for alert records with ack, snooze, expire, and automatic trim (#69)
• Native Notifications — Slack, Discord, and Email notifiers with debounced dispatch via Monitorex.Notifier behaviour (#69)
• Slow Request Tracing — automatic capture of request/response bodies for requests exceeding :slow_request_threshold_ms, stored in separate ETS tables (#70)
• Persistent Storage Backend — optional SQLite adapter via Monitorex.Storage.Backend behaviour; ETS remains default, zero breaking changes (#71)
• REST API — programmatic JSON access to hosts, routes, events, consumers, and metrics with pagination and CORS (#72)
• CSV/JSON Export — download any dashboard view as .csv or .json from the UI (#73)
• Alert Runtime CRUD — add_rule/1, remove_rule/1, list_rules/0 for dynamic alert configuration at runtime (#69)

Changed

• ETS table operations now guarded against :undefined to prevent crashes when tables are absent during tests or race conditions (#69, #70)
• exqlite added as optional: true dependency for SQLite backend (#71)
• :hackney and :gen_smtp added as optional: true for native notification dispatch (#69)

Fixed

• Dialyzer contract for tag_slow_request/2 corrected to accept any() metadata (#70)
• Integration test dedup flow ETS cleanup extended to include slow tables (#70)