Go Echo でミドルウェアを入れようとした時のつまずき - Qiita

func main() { e := echo.New() // ミドルウェア e.Use(middleware.Recover()) e.Use(middleware.Logger()) echo-test-app-1 | ../pkg/mod/github.com/labstack/echo@v3.3.10+incompatible/middleware/jwt.go:9:2: no required module provides package github.com/dgrijalva/jwt-go; to add it: echo-test-app-1 | go get github.com/dgrijalva/jwt-go echo-test-app-1 exited with code 1