Enhance vehicle speed display by adding localized labels in DirectorInfo, SaleSection, and BranchView components

frontend/src/views/falukant/BranchView.vue

@@ -103,7 +103,7 @@
                                     <td>{{ v.type.capacity }}</td>
                                     <td>{{ conditionLabel(v.condition) }}</td>
                                     <td>{{ v.type.transportMode }}</td>
-                                    <td>{{ v.type.speed }}</td>
+                                    <td>{{ speedLabel(v.type.speed) }}</td>
                                     <td>{{ formatDateTime(v.availableFrom) }}</td>
                                     <td>
                                         <span v-if="v.status === 'travelling'">
@@ -601,6 +601,16 @@ export default {
             return 'Unbekannt';
         },
 
+        speedLabel(value) {
+            // Expect numeric speeds 1..4; provide localized labels as fallback to raw value
+            const key = value == null ? 'unknown' : String(value);
+            const tKey = `falukant.branch.transport.speed.${key}`;
+            const translated = this.$t(tKey);
+            // If translation returns the key (no translation found), fall back to the numeric value
+            if (!translated || translated === tKey) return value;
+            return translated;
+        },
+
         async loadVehicles() {
             if (!this.selectedBranch) return;
             try {