package middleware

import (
	"strings"

	"github.com/gin-gonic/gin"
)

// StaticCache sets Cache-Control headers for static assets (/static/*).
// 1-hour cache allows browsers to reuse JS/CSS across page navigations
// without re-downloading on every request.
func StaticCache() gin.HandlerFunc {
	return func(c *gin.Context) {
		if strings.HasPrefix(c.Request.URL.Path, "/static/") {
			c.Header("Cache-Control", "public, max-age=3600")
		}
		c.Next()
	}
}