1. Add Math.round() to rubles→kopecks conversion (floating point safety)
2. Add missing {{currency}} template var in fa.json amountPlaceholder
3. Show desired_commission_percent in admin applications list
1. Add desired commission percent field to partner application form
and admin review page (Bug 1)
2. Add prominent "Requested Amount" row in admin withdrawal detail (Bug 2)
3. Switch withdrawal input from kopecks to rubles with auto-conversion
on submit (Bug 3)
Includes i18n updates for all 4 locales (ru, en, zh, fa).
- New AdminPartnerSettings page with validation (pattern from AdminTicketSettings)
- Settings gear button on AdminPartners header
- Hide partner/withdrawal sections when partner_section_visible is false
- Use custom requisites_text as label in withdrawal form
- i18n keys for ru/en