Static files route not working

[MikeGCV]

Issue Description

Checklist

• Dependencies installed
• No typos
• Searched existing issues and docs

Expected behaviour

Serve static files from that route. In version v4.1.14 this code works

Actual behaviour

404 error

Steps to reproduce

Working code to debug

package main

import (
"github.com/labstack/echo/v4"
"github.com/labstack/echo/v4/middleware"
)

func main() {
    e := echo.New()
    e.Static("/admin","test")
    e.Start("0.0.0.0:8888)
}

Version/commit

v4.1.16
v4.1.15

[rustwizard]

Yep, I have the same issue with embedded static files route. When using v4.1.14 everything is fine.

[stale]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.