Add pictures of all dynamic pages to the README

tools/make_page_screenshots.py asks the ESP32 to draw every page (with the
current Home Assistant values) and writes them as PNG in the style of the web
UI's live view to Pictures/pages/.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

README.md

@@ -122,6 +122,27 @@ when the shown text changes, so round values with the decimals setting.
 Settings are stored in the ESP32's NVS. The defaults are the original behaviour. There is
 no login: anyone on your WiFi can use the page, as with OTA.
 
+## Pages
+
+The dynamic pages on the display, drawn by the ESP32 itself (`python
+tools/make_page_screenshots.py` makes these pictures again). The Clock page is built in;
+the others are the example pages in [examples/home-pages.json](examples/home-pages.json)
+(import them in the web UI, System tab; they use this home's Home Assistant entities).
+
+| Page | |
+|---|---|
+| **Clock** (built in), day and from 17:00 | ![Clock](Pictures/pages/clock-0000.png) ![Clock, evening](Pictures/pages/clock-1700.png) |
+| **Weer**: clock, weather icon by state, humidity, temperature | ![Weer](Pictures/pages/weer.png) |
+| **Dag en nacht**: sun from 07:00, moon and stars from 19:00, date | ![Dag en nacht, day](Pictures/pages/dag-en-nacht-0700.png) ![Dag en nacht, night](Pictures/pages/dag-en-nacht-1900.png) |
+| **Energie**: net power now, solar today, clock | ![Energie](Pictures/pages/energie.png) |
+| **3D printer**: progress, time left, status message (scrolls), nozzle temperature | ![3D printer](Pictures/pages/3d-printer.png) |
+| **Binnen**: room and outside temperature, CO2, air quality | ![Binnen](Pictures/pages/binnen.png) |
+| **Verbruik**: water and energy used today, solar today | ![Verbruik](Pictures/pages/verbruik.png) |
+| **Grote klok**: big clock, inverted from 22:00 | ![Grote klok](Pictures/pages/grote-klok-0700.png) ![Grote klok, night](Pictures/pages/grote-klok-2200.png) |
+| **Datum**: weekday and date | ![Datum](Pictures/pages/datum.png) |
+| **Aftellen**: countdown to Christmas | ![Aftellen](Pictures/pages/aftellen.png) |
+| **Stopwatch** | ![Stopwatch](Pictures/pages/stopwatch.png) |
+
 ## Flashing the Nano over WiFi
 
 The ESP32 can flash the Nano for you, so you don't need a USB cable at the display: