readme: add 3 ARRFLIX screenshots (detail, playback, search)

assets/screenshots/01-search.png       — search + suggestions list
assets/screenshots/02-detail-mandalorian.png — Mandalorian detail w/ backdrop
assets/screenshots/03-playback-sassy.png      — Sassy the Sasquatch playback

Embedded in README.md above 'What you get' so the repo landing page on
git.s8n.ru reads as a finished product rather than text only.

README.md

@@ -17,6 +17,25 @@ It's not a clone of a public streamer. It's the version I wished existed: the
 quality bar of a boutique release group, the polish of a flagship app, and a
 library I actually want to watch.
 
+---
+
+<p align="center">
+  <img src="assets/screenshots/02-detail-mandalorian.png" alt="ARRFLIX detail page — The Mandalorian">
+  <br><sub><em>Detail page — full-bleed backdrop, ARRFLIX wordmark, Netflix-grade dark UI</em></sub>
+</p>
+
+<p align="center">
+  <img src="assets/screenshots/03-playback-sassy.png" alt="ARRFLIX playback — Sassy the Sasquatch">
+  <br><sub><em>Playback — Jellyfin chrome hidden, ARRFLIX-red scrubber + clean OSD</em></sub>
+</p>
+
+<p align="center">
+  <img src="assets/screenshots/01-search.png" alt="ARRFLIX search">
+  <br><sub><em>Search — pinned suggestions, ARRFLIX-red accents, no filler</em></sub>
+</p>
+
+---
+
 ## What you get
 
 - **Best-quality everything.** 4K where the source supports it, AI-upscaled