chore: make the application more internationalized

assets/coverage-badge.svg

@@ -0,0 +1,17 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="109" height="20">
+    <linearGradient id="smooth" x2="0" y2="100%"><stop offset="0" stop-color="#bbb" stop-opacity=".1"/>
+    <stop offset="1" stop-opacity=".1"/></linearGradient>
+    <mask id="round">
+        <rect width="109" height="20" rx="3" fill="#fff"/>
+    </mask>
+    <g mask="url(#round)"><rect width="65" height="20" fill="#555"/>
+        <rect x="65" width="44" height="20" fill="#e05d44"/>
+        <rect width="109" height="20" fill="url(#smooth)"/>
+    </g>
+    <g fill="#fff" text-anchor="middle" font-family="DejaVu Sans,Verdana,Geneva,sans-serif" font-size="11">
+        <text x="33.5" y="15" fill="#010101" fill-opacity=".3">coverage</text>
+        <text x="33.5" y="14">coverage</text>
+        <text x="86" y="15" fill="#010101" fill-opacity=".3">19.6%</text>
+        <text x="86" y="14">19.6%</text>
+    </g>
+</svg>

assets/i18n-ru-badge.svg

@@ -0,0 +1,18 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="129" height="20">
+    <linearGradient id="smooth" x2="0" y2="100%"><stop offset="0" stop-color="#bbb" stop-opacity=".1"/>
+    <stop offset="1" stop-opacity=".1"/></linearGradient>
+    <mask id="round">
+        <rect width="129" height="20" rx="3" fill="#fff"/>
+    </mask>
+    <g mask="url(#round)">
+        <rect width="75" height="20" fill="#555"/>
+        <rect x="75" width="64" height="20" fill="#dfb317"/>
+        <rect width="129" height="20" fill="url(#smooth)"/>
+    </g>
+    <g fill="#fff" text-anchor="middle" font-family="DejaVu Sans,Verdana,Geneva,sans-serif" font-size="11">
+        <text x="37" y="15" fill="#010101" fill-opacity=".3">ru translate</text>
+        <text x="37" y="14">ru translate</text>
+        <text x="100" y="15" fill="#010101" fill-opacity=".3">79.00%</text>
+        <text x="100" y="14">79.00%</text>
+    </g>
+</svg>