Release version 1.1.7 - Enhanced user experience features

Added three new customer-facing features to improve product page interaction
and tier pricing functionality.

Features:
- Optional text labels for tier pricing (similar to package labels)
- Clickable tier pricing table rows to auto-populate quantity field
- Add to Cart button auto-disables when quantity is 0 or less

Enhanced User Experience:
- Tier pricing rows now clickable with cursor pointer and hover animation
- Clicking tier row sets quantity and smoothly scrolls to quantity field
- Add to Cart button shows disabled state with reduced opacity
- Tier labels display below quantity in italic gray text

Technical Changes:
- Added optional 'label' field to tier pricing admin meta box
- Updated tier save logic to include label field (sanitized)
- Enhanced tier pricing frontend template to display labels
- Added click handler for tier pricing rows in frontend.js
- Added updateAddToCartButton() function to manage button state
- CSS: .wc-tpp-tier-label styling for tier labels
- CSS: Clickable cursor and hover transform for tier rows
- CSS: Disabled button styling (.single_add_to_cart_button:disabled)

Updated Files:
- templates/admin/tier-row.twig (added label field)
- includes/class-wc-tpp-product-meta.php (save label, template update)
- templates/frontend/tier-pricing-table.twig (display labels)
- assets/js/frontend.js (tier row clicks, button disable logic)
- assets/css/frontend.css (tier label style, clickable rows, disabled button)
- wc-tier-and-package-prices.php (version 1.1.7)
- composer.json (version 1.1.7)
- CHANGELOG.md (v1.1.7 section)

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

templates/admin/tier-row.twig

@@ -24,5 +24,13 @@
                placeholder="{{ 'e.g., 9.99'|__('wc-tier-package-prices') }}"
                class="short wc_input_price">
     </p>
+    <p class="form-field">
+        <label>{{ 'Label (Optional)'|__('wc-tier-package-prices') }}</label>
+        <input type="text"
+               name="_wc_tpp_tiers[{{ index|esc_attr }}][label]"
+               value="{{ tier.label|default('')|esc_attr }}"
+               placeholder="{{ 'e.g., Wholesale'|__('wc-tier-package-prices') }}"
+               class="short">
+    </p>
     <button type="button" class="button wc-tpp-remove-tier">{{ 'Remove'|__('wc-tier-package-prices') }}</button>
 </div>