- Fix kirby 5 view with Vue

• Add theme system for iframe on plausible share
• Update readme

+ compatible kirby 5

• i18n.php: Added strict typing, robust JSON validation, directory existence checks
• snippets/plausible.php: Enhanced XSS protection with esc(), domain validation regex
• panel/components/Plausible.vue: Added prop validators, error handling, computed properties
• add phpstan
• remove kirby 3

+ Add Kirby 4

1.0.1

Merge branch 'release/1.0.1' into main

First release

1.0.0

Merge branch 'release/1.0.0' into main