Simple rental system

2.3.0

• Added flexible search feature to the quick search widget: date flexibility chips (±1, ±2, ±3, ±7 days) with Apply/Cancel actions.
• Fixed quick search shortcode rendering issues caused by attribute encoding and invalid self-closing custom element tag.
• Improved guest display: shows placeholder when at default value (1 adult), count when modified.
• URL params cleanup: omits default guest values (1 adult, 0 children, 0 infants) from search URL.
• Moved environment configuration to config.php for easier per-environment setup.
• Fixed IRENT_API_URLS not being available in the browser context.

2.2.1

• Removal of automatic managemento of creation and removal of shortcodes.