Ship the portal FastAPI controller with presets, sequences, and live audio.

Move the app under src/, add ring-spanning patterns with shared fonts and
beat-driven motion, and wire global audio settings into the web UI.

Co-authored-by: Cursor <cursoragent@cursor.com>

src/patterns/solid.py

@@ -0,0 +1,26 @@
+#!/usr/bin/env python3
+"""Solid fill cycling through declared colours."""
+
+from __future__ import annotations
+
+from leds.pattern import Color, Pattern, run_cli
+
+
+class Solid(Pattern):
+    id = "solid"
+    label = "Solid"
+    fps = 1
+    colors = {
+        "a": Color("#ff0000"),
+        "b": Color("#00ff00"),
+        "c": Color("#0000ff"),
+    }
+
+    def draw(self, surface, t, params):
+        palette = list(params["colors"].values()) or [(255, 0, 0)]
+        frame = int(t * self.fps)
+        surface.fill(palette[frame % len(palette)])
+
+
+if __name__ == "__main__":
+    run_cli(Solid)