build: reject duplicate generated translations

webui/scripts/audit-i18n-structural.mjs

@@ -4,6 +4,7 @@ import path from "node:path";
 import { fileURLToPath } from "node:url";
 import vm from "node:vm";
 import ts from "typescript";
+import { findDuplicateTranslationKeys } from "./i18n-catalog-validation.mjs";
 
 const scriptDir = path.dirname(fileURLToPath(import.meta.url));
 const webuiDir = path.resolve(scriptDir, "..");
@@ -74,6 +75,8 @@ function scanStructuralSourcePositions(roots) {
 function scanGeneratedCatalogs(files) {
   const findings = [];
   for (const file of files) {
+    const source = fs.readFileSync(file, "utf8");
+    findings.push(...findDuplicateTranslationKeys(source, file));
     const translations = loadGeneratedTranslations(file);
     for (const [language, dictionary] of Object.entries(translations)) {
       for (const [key, value] of Object.entries(dictionary)) {