feat(dashboard): Top providers row drillable to /providers?provider=NPI

src/pages/Dashboard.tsx

@@ -289,7 +289,22 @@ export function Dashboard() {
           <CardContent className="pt-0">
             <ul className="space-y-4">
               {topProviders.map((p, i) => (
-                <li key={p.npi} className="flex items-center gap-3">
+                <li
+                  key={p.npi}
+                  onClick={() =>
+                    navigate(`/providers?provider=${encodeURIComponent(p.npi)}`)
+                  }
+                  onKeyDown={(e) => {
+                    if (e.key === "Enter")
+                      navigate(
+                        `/providers?provider=${encodeURIComponent(p.npi)}`
+                      );
+                  }}
+                  role="button"
+                  tabIndex={0}
+                  aria-label={`View provider ${p.name}`}
+                  className="drillable flex items-center gap-3"
+                >
                   <div className="h-7 w-7 rounded-md bg-muted/60 ring-1 ring-inset ring-border/40 flex items-center justify-center mono text-[10.5px] text-muted-foreground">
                     {String(i + 1).padStart(2, "0")}
                   </div>