fix: move middleware to handlers, as it belongs there

handler/middleware/cors.go

@@ -0,0 +1,23 @@
+package middleware
+
+import (
+	"me-fit/types"
+
+	"net/http"
+)
+
+func Cors(serverSettings *types.ServerSettings) func(http.Handler) http.Handler {
+	return func(next http.Handler) http.Handler {
+		return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+			w.Header().Set("Access-Control-Allow-Origin", serverSettings.BaseUrl)
+			w.Header().Set("Access-Control-Allow-Methods", "GET, POST, DELETE")
+
+			if r.Method == "OPTIONS" {
+				w.WriteHeader(http.StatusOK)
+				return
+			}
+
+			next.ServeHTTP(w, r)
+		})
+	}
+}