add workflow to validate translations

Signed-off-by: Marlon Pina Tojal <marlont@backbase.com>

.github/workflows/i18n.yaml

@@ -0,0 +1,38 @@
+name: i18n
+on:
+  push:
+    branches:
+      - 'master' # Default branch
+  pull_request:
+    branches:
+      - 'master' # Default branch
+
+permissions:
+  contents: read
+
+env:
+  NODE_VERSION: 18
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v4.1.1
+
+      - name: Set up NodeJs
+        uses: actions/setup-node@v4.0.2
+        with:
+          node-version: ${{ env.NODE_VERSION }}
+          cache: 'npm'
+
+      - name: Check for Missing Keys
+        continue-on-error: false
+        run: |
+            cd src/
+            for filename in i18n/locales/*.json; do
+                LOCALE_FILE=`basename $filename .json`
+                npx @oreliain/vue-i18n-extract-keys -l $LOCALE_FILE -s .
+            done
+            git diff --exit-code i18n/locales/