Complete i18n Translation Coverage

[codewizdave]

Description

The app has i18n setup but likely has missing translations. This was partially identified in issue #91. Need to ensure all UI text is properly translated.

Requirements

1. Audit all pages for hardcoded text
2. Ensure all text uses t() function
3. Complete French translations
4. Complete English translations
5. Add additional languages if needed (Spanish?)

Areas to Check

• Button labels
• Table headers
• Form labels and placeholders
• Error messages
• Success toasts
• Empty states
• Dialog titles and descriptions

Current Known Issues

• Issue i18n language synchronization issues #91: i18n synchronization (localStorage vs database)

Acceptance Criteria

• No hardcoded English or French text visible
• All translations exist for fr and en
• Language switch works properly
• Dates and numbers are locale-aware

Priority

Medium - affects user experience significantly