feat: add complete integration tutorial with Node.js backend and React frontend#54

aimensahnoun wants to merge 1 commit into03-01-docs_api-setup_replace_ai-generated_getting_started_with_verified_content_migrate_getting_started_page_from_ai-generated_placeholder_to_verified_content_based_on_legacy_integration_tutorial._remove_ai_warning_banner_correct_accoRequestNetwork/mintlify-docs:03-01-docs_api-setup_replace_ai-generated_getting_started_with_verified_content_migrate_getting_started_page_from_ai-generated_placeholder_to_verified_content_based_on_legacy_integration_tutorial._remove_ai_warning_banner_correct_accofrom

03-01-docs_api-setup_migrate_integration_tutorial_with_localized_images_migrate_complete_integration_tutorial_from_legacy_gitbook_to_mintlify_converting_all_19_external_image_urls_to_local_webp_assets_for_improved_performance_and_reliRequestNetwork/mintlify-docs:03-01-docs_api-setup_migrate_integration_tutorial_with_localized_images_migrate_complete_integration_tutorial_from_legacy_gitbook_to_mintlify_converting_all_19_external_image_urls_to_local_webp_assets_for_improved_performance_and_reliCopy head branch name to clipboard