diff --git a/.github/workflows/localization.yml b/.github/workflows/localization.yml
new file mode 100644
index 00000000000..b139f55108e
--- /dev/null
+++ b/.github/workflows/localization.yml
@@ -0,0 +1,24 @@
+name: GitHub Actions Demo
+run-name: ${{ github.actor }} is testing out GitHub Actions 🚀
+on: [push]
+jobs:
+  Explore-GitHub-Actions:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+            node-version: 18
+            cache: 'yarn'
+      - name: Install node_modules
+        run: yarn install --frozen-lockfile --prefer-offline
+      - name: Extract locales
+        run: yarn extract-locales
+      - name: Inspect file
+        run: cat ./locale/templates/LC_MESSAGES/amo.pot
+      - id: diff
+        name: Diff changes
+        run: npx zx ./bin/locales.mjs
+
+
+
diff --git a/bin/locales.mjs b/bin/locales.mjs
new file mode 100755
index 00000000000..a81f5b397a5
--- /dev/null
+++ b/bin/locales.mjs
@@ -0,0 +1,41 @@
+#!/usr/bin/env zx
+
+import {$, path, echo, within, glob} from 'zx';
+
+const localeDir = path.join(__dirname, '..', 'locale');
+const templateFile = path.join(localeDir, '/templates/LC_MESSAGES/amo.pot');
+
+// git diff --numstat returns the number of insertions and deletions for each file
+// this regex extracts the numbers from the output
+const regex = /([0-9]+).*([0-9]+)/;
+
+within(async () => {
+  const {stdout: output} = await $`git diff --numstat -- ${templateFile}`;
+
+  const [, insertions = 0, deletions = 0] = output.match(regex) || [];
+
+  const isLocaleClean = insertions < 2 && deletions < 2;
+
+  if (isLocaleClean) {
+    return echo('No locale changes, nothing to update, ending process');
+  }
+
+  const poFiles = await glob(`${localeDir}/**/amo.po`);
+
+  for await (const poFile of poFiles) {
+    const dir = path.dirname(poFile);
+    const stem = path.basename(poFile, '.po');
+    const tempFile = path.join(dir, `${stem}.po.tmp`);
+
+    try {
+      await $`msgmerge --no-fuzzy-matching -q -o ${tempFile} ${poFile} ${templateFile}`
+      await $`mv ${tempFile} ${poFile}`
+    } catch (error) {
+      await $`rm ${tempFile}`;
+      throw new Error(`Error merging ${poFile}`);
+    }
+  }
+
+  return true;
+});
+
diff --git a/src/amo/components/AddAddonToCollection/index.js b/src/amo/components/AddAddonToCollection/index.js
index cff3f2be27d..4f184c6e66f 100644
--- a/src/amo/components/AddAddonToCollection/index.js
+++ b/src/amo/components/AddAddonToCollection/index.js
@@ -184,7 +184,7 @@ export class AddAddonToCollectionBase extends React.Component<InternalProps> {
     let progressMessage;
 
     if (loadingUserCollections) {
-      progressMessage = i18n.gettext('Loading…');
+      progressMessage = i18n.gettext('Test');
     } else if (loadingAddonsInCollections) {
       progressMessage = i18n.gettext('Adding…');
     }