Photographs of the assembled board.

Suggested shots for the README (top-down, evenly lit, plain background, 1600 px wide):

- `top.jpg`      assembled board, front side, all parts visible
- `bottom.jpg`   solder side
- `installed.jpg` board in its final location / enclosure
- `running.jpg`  Home Assistant dashboard showing live values

Add them to the README once taken:

    ![Assembled board, top](photos/top.jpg)
    ![Assembled board, bottom](photos/bottom.jpg)