first draft of AddTimeReport in db.go

backend/internal/model/timereport

@@ -1,19 +0,0 @@
-package model
-
-type TimeReport struct {
-	reportId     string
-	projectName  string
-	userName     string
-	userRole     string
-	reportDate   string
-	timeWorked   uint64
-	isSigned     bool
-	reportStatus string // Example "draft", "signed", "unsigned"
-}
-
-type Project struct {
-	timeReports    []TimeReport
-	projectName    string
-	projectmembers map[string]User
-	projectRoles   map[string]User
-}