v1.6.0

🚀 Release Notes: EdgePowerMeter v1.6.0

This release focuses on precise sampling control, richer power-quality analysis, and live system insight, while keeping packaging and firmware aligned for smooth distribution.

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🧱 Architecture and Reliability

• Sampling Controller: New token-based SampleRateController enforces requested acquisition rates (including >100 Hz) before parsing/emitting data.
• Serial Path Refresh: SerialReader now uses the sampler gate to drop excess samples early and keep UI plots consistent.

✨ New Features and Analysis

• Power-Quality Toolkit: Added DC supply quality analysis (ripple/regulation/noise) plus harmonic/THD analysis with power-factor metrics.
• Enhanced PDF Reports: Reports can include power-quality metrics and harmonic spectrum/THD when enabled in settings.

🖥️ Usability and User Interface

• CPU Usage Monitor: Optional CPU usage indicator with compact CPUBar widget and backend monitor; toggle in Settings; themed for status bar.
• Settings & UX: Sampling options wired through UI; port discovery and status updates refined; prototype visuals refreshed.

📦 Build, Firmware, and Packaging

• Version Alignment: App, firmware, snap, and build docs set to 1.6.0 for consistent releases.
• Snap/Packaging: Metadata updated; obsolete BOM CSV removed; assets regenerated for store-ready publishing.

🔧 Notable Internals

• Statistics/report helpers adjusted for new analyses.
• Sampling settings persisted; firmware banner reflects 1.6.0.