feat(fitness): replace ExercisePicker dropdowns with icon pills

Align muscle group and equipment filters in the exercise picker
with the rest of the fitness UI — horizontal pill scrollers, multi-
select, with Lucide icons for each equipment type.

package.json

@@ -1,6 +1,6 @@
 {
 	"name": "homepage",
-	"version": "1.31.1",
+	"version": "1.31.2",
 	"private": true,
 	"type": "module",
 	"scripts": {