v2026-02-13.2 — Per-Channel Timeline

📡 Per-Channel Timeline

Track individual channel metrics over time — a community-requested feature!

What's New

• Channel Timeline view — select any DS/US channel to see power, SNR, errors, and modulation history
• Modulation change timeline with color-coded upgrade/downgrade indicators (green = upgrade, red = downgrade)
• Smart chart display: DS channels show Power+SNR and Error charts, US channels show Power only (no error data available)
• Time range selector: 1 day, 3 days, 7 days, or 30 days
• Updated sidebar icons: Signal Trends (📈), Channel Timeline (🕐), distinct from BQM (📡)

API

• GET /api/channels — list current DS/US channels from latest snapshot
• GET /api/channel-history?channel_id=X&direction=ds|us&days=7 — per-channel time series

Stats

• 192 tests passing
• 16 new tests for channel timeline
• i18n: 11 new keys in all 4 languages (en, de, es, fr)