chore: delete useless code (#16)

Author: thewhitewizard

apploader/go.mod

@@ -3,10 +3,11 @@ module apploader
 go 1.16
 
 require (
-	github.com/beego/beego/v2 v2.0.5
 	github.com/gin-gonic/gin v1.8.1
-	github.com/h2non/bimg v1.1.9
-	github.com/pkg/errors v0.9.1
-	github.com/signintech/gopdf v0.15.0
+	github.com/google/go-cmp v0.5.8 // indirect
+	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
+	github.com/stretchr/testify v1.8.0 // indirect
+	golang.org/x/net v0.0.0-20210525063256-abc453219eb5 // indirect
+	golang.org/x/sys v0.0.0-20220114195835-da31bd327af9 // indirect
 	gopkg.in/yaml.v3 v3.0.1
 )