Added Options and Path safety

internal/server/options.go

@@ -0,0 +1,22 @@
+package server
+
+type Options struct {
+	Address     string
+	Datapath    string
+	LoadPrivkey bool
+	PrivKeyPath string
+	PubKeyPath  string
+	SavePubKey  bool
+	SavePrivKey bool
+}
+
+func NewDefaultOptions() *Options {
+	return &Options{
+		Address:     "0.0.0.0",
+		Datapath:    "./testFiles/",
+		LoadPrivkey: false,
+		SavePrivKey: false,
+		SavePubKey:  true,
+		PubKeyPath:  "pubkey.pem",
+	}
+}