Update security middleware and update Docker configurations

- Added a new parameter to the SecurityMiddleware function to allow custom handling of forbidden requests.
- Updated Docker configurations to enable asset caching for improved performance.
- Bumped version number in the Dockerfile to 0.3.0 and refined the image description for clarity.
- Adjusted various frontend components and error handling to support new rate limiting and forbidden access messages.
- Improved documentation in multiple languages to reflect recent changes in features and security measures.

main_test.go

@@ -51,7 +51,7 @@ func TestMainHandlers(t *testing.T) {
 	apiServer := api.NewServer("", initialSoftware, statsService, true)
 
 	r := chi.NewRouter()
-	r.Use(security.SecurityMiddleware(statsService, botBlocker))
+	r.Use(security.SecurityMiddleware(statsService, botBlocker, nil))
 	r.Get("/api/software", apiServer.APISoftwareHandler)
 	r.Get("/api/stats", statsService.APIStatsHandler)
 	r.Get("/api/download", apiServer.DownloadProxyHandler)