feat: add authentication

backend/utils/session.go

@@ -0,0 +1,33 @@
+package utils
+
+import (
+	"net/http"
+	"time"
+
+	"github.com/alexedwards/scs/v2"
+)
+
+type SessionManager struct {
+	mgr *scs.SessionManager
+}
+
+var Session *SessionManager
+
+func InitSessionManager() *scs.SessionManager {
+	sessMgr := scs.New()
+	sessMgr.Lifetime = 24 * time.Hour
+	Session = &SessionManager{mgr: sessMgr}
+	return sessMgr
+}
+
+func (s *SessionManager) Get(r *http.Request, key string) interface{} {
+	return s.mgr.Get(r.Context(), key)
+}
+
+func (s *SessionManager) Set(r *http.Request, key string, value interface{}) {
+	s.mgr.Put(r.Context(), key, value)
+}
+
+func (s *SessionManager) Clear(r *http.Request) error {
+	return s.mgr.Clear(r.Context())
+}