feat(ui): port dashboard components to react

src/lib/ui/components/ProgressMeter.tsx

@@ -0,0 +1,34 @@
+import type { CSSProperties } from "react";
+import { clampPercent } from "../format";
+import type { UiSeverity } from "../types";
+
+export interface ProgressMeterProps {
+  value?: number;
+  severity?: UiSeverity;
+  label?: string;
+}
+
+export function ProgressMeter({
+  value,
+  severity = "neutral",
+  label = "Progress",
+}: ProgressMeterProps) {
+  const progress = value === undefined ? null : clampPercent(value);
+
+  return (
+    <div
+      className="progress-meter"
+      data-severity={severity}
+      role="meter"
+      aria-label={label}
+      aria-valuemin={0}
+      aria-valuemax={100}
+      aria-valuenow={progress ?? undefined}
+      data-empty={progress === null}
+    >
+      {progress !== null ? (
+        <span style={{ "--meter-progress": `${progress}%` } as CSSProperties} />
+      ) : null}
+    </div>
+  );
+}