web/save: move strings to i18n & translate to ru

also fixed line break in switcher for future lengthier translations (german, for example)

web/src/components/meowbalt/MeowbaltLoaf.svelte

@@ -1,10 +1,15 @@
+<script lang="ts">
+    import { t } from "$lib/i18n/translations";
+</script>
+
 <img
     id="meowbalt-loaf"
     src="/meowbalt/smile.png"
     height="152"
     width="141"
-    alt="black and white cat smiling and loafing"
+    alt={$t("a11y.meowbalt.smile")}
 />
+
 <style>
     #meowbalt-loaf {
         display: block;