closes #13

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/views/About.svelte

@@ -132,7 +132,7 @@
             class="nav-button"
             disabled={currentSlide === 0}
             onclick={prevSlide}
-          >← BEFORE</button>
+          >{t('prev_slide')}</button>
   
           <ul class="pagination-indicator">
             {#each { length: totalSlides } as _, i}
@@ -151,7 +151,7 @@
             class="nav-button"
             disabled={currentSlide === totalSlides - 1}
             onclick={nextSlide}
-          >NEXT →</button>
+          >{t('next_slide')}</button>
         </div>
       </section>
     {/if}