added primitive args parsing

args/args.go

@@ -0,0 +1,32 @@
+package args
+
+import (
+	"github.com/akamensky/argparse"
+)
+
+type Args interface {
+	GetConfigPath() string
+}
+
+func Parse(osArgs []string) (Args, error) {
+	parser := argparse.NewParser("backend", "runs backend")
+
+	s := parser.String("s", "string", &argparse.Options{Required: true, Help: "Path to a config file"})
+
+	err := parser.Parse(osArgs)
+	if err != nil {
+		return nil, err
+	}
+
+	return &args{
+		ConfigPath: *s,
+	}, nil
+}
+
+type args struct {
+	ConfigPath string
+}
+
+func (a *args) GetConfigPath() string {
+	return a.ConfigPath
+}

go.mod

@@ -3,6 +3,7 @@ module backend
 go 1.22.5
 
 require (
+	github.com/akamensky/argparse v1.4.0
 	github.com/gin-gonic/gin v1.10.0
 	github.com/go-playground/validator/v10 v10.22.0
 	github.com/golang-jwt/jwt/v5 v5.2.1

go.sum

@@ -1,3 +1,5 @@
+github.com/akamensky/argparse v1.4.0 h1:YGzvsTqCvbEZhL8zZu2AiA5nq805NZh75JNj4ajn1xc=
+github.com/akamensky/argparse v1.4.0/go.mod h1:S5kwC7IuDcEr5VeXtGPRVZ5o/FdhcMlQz4IZQuw64xA=
 github.com/bytedance/sonic v1.11.9 h1:LFHENlIY/SLzDWverzdOvgMztTxcfcF+cqNsz9pK5zg=
 github.com/bytedance/sonic v1.11.9/go.mod h1:LysEHSvpvDySVdC2f87zGWf6CIKJcAvqab1ZaiQtds4=
 github.com/bytedance/sonic/loader v0.1.1 h1:c+e5Pt1k/cy5wMveRDyk2X4B9hF4g7an8N3zCYjJFNM=