the proposal board: a Space's pinned playlist takes signed proposals, and an accept republishes it

src/components/Icon.svelte

@@ -57,6 +57,7 @@
         "chevron-left": '<path d="m15 18-6-6 6-6"/>',
         "chevron-right": '<path d="m9 18 6-6-6-6"/>',
         "chevron-down": '<path d="m6 9 6 6 6-6"/>',
+        "chevron-up": '<path d="m18 15-6-6-6 6"/>',
         // Lucide layers-2: its ink fills the viewBox symmetrically, so the
         // glyph centers correctly inside small pills (the 3-layer variant
         // rides high when trimmed).