refactor: added language flag component

src/components/Global/FlagIcon.vue

@@ -0,0 +1,37 @@
+<template>
+  <div class="flag-icon">
+    <img
+      :src="languageFlagSrc"
+      alt="language flag"
+      :style="{
+        width: width
+      }"
+    />
+  </div>
+</template>
+
+<script lang="ts" setup>
+import { computed } from 'vue';
+import { getLanguageNameById } from '../../utils/languageUtils';
+
+const props = defineProps({
+  languageId: {
+    type: Number,
+    required: true
+  },
+
+  width: {
+    type: String
+  }
+});
+
+const languageFlagSrc = computed(
+  () => `/images/flags/${getLanguageNameById(props.languageId)}.svg`
+);
+</script>
+
+<style scoped>
+.flag-icon img {
+  vertical-align: middle;
+}
+</style>