Rework api

backend/internal/api/user_handlers.go

@@ -0,0 +1,25 @@
+package api
+
+import (
+	"net/http"
+
+	"novamd/internal/db"
+)
+
+func GetUser(db *db.DB) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		userID, err := getUserID(r)
+		if err != nil {
+			http.Error(w, err.Error(), http.StatusBadRequest)
+			return
+		}
+
+		user, err := db.GetUserByID(userID)
+		if err != nil {
+			http.Error(w, "Failed to get user", http.StatusInternalServerError)
+			return
+		}
+
+		respondJSON(w, user)
+	}
+}