Release version 1.1.22 - UI improvements and bug documentation

- Increased width of label input fields in admin (short → regular)
- Documented double-install bug workaround in CHANGELOG
- Updated version to 1.1.22 across all files
- Created release package with proper exclusions

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

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

templates/admin/package-row.twig

@@ -30,7 +30,7 @@
                name="_wc_tpp_packages[{{ index|esc_attr }}][label]"
                value="{{ package.label|default('')|esc_attr }}"
                placeholder="{{ 'e.g., Starter Pack'|__('wc-tier-package-prices') }}"
-               class="short">
+               class="regular">
     </p>
     <button type="button" class="button wc-tpp-remove-package">{{ 'Remove'|__('wc-tier-package-prices') }}</button>
 </div>

templates/admin/tier-row.twig

@@ -30,7 +30,7 @@
                name="_wc_tpp_tiers[{{ index|esc_attr }}][label]"
                value="{{ tier.label|default('')|esc_attr }}"
                placeholder="{{ 'e.g., Wholesale'|__('wc-tier-package-prices') }}"
-               class="short">
+               class="regular">
     </p>
     <button type="button" class="button wc-tpp-remove-tier">{{ 'Remove'|__('wc-tier-package-prices') }}</button>
 </div>