v1.0.0

First public release of Puffer Card — a Lovelace card that visually
represents a buffer tank / hot-water cylinder.

Added

• 1 to 3 temperatures shown at different heights, distributed evenly when
  fewer than three are configured.
• Color-coded thermal stratification driven by configurable min/max range.
• normal and compact layouts, selectable in the editor.
• show_labels option to display values only.
• Customizable labels with localized defaults (English / Italian).
• Click-to-more-info on every value; built-in graphical editor; theme-aware.

Installation

Add this repository to HACS as a custom repository (category: Dashboard),
then install and reload. See the README for details.