implement proper sever route handling

pkg/web/handler/handler.go

@@ -0,0 +1,21 @@
+package handler
+
+import (
+	"net/http"
+
+	"github.com/LazyBachelor/LazyPM/internal/service"
+)
+
+type Route struct {
+	Pattern string
+	Handler http.Handler
+}
+
+func GetRoutes(svc *service.Services) []Route {
+	var routes []Route
+
+	routes = append(routes, PagesRoutes(svc)...)
+	routes = append(routes, IssuesRoutes(svc)...)
+
+	return routes
+}