Gmail to Outlook - complex text + embeded image + attachments

ticket https://code.vereign.com/seal/clients/outlook-add-in/-/issues/122

src/PlainNormalizer/PlainNormalizer.ts

@@ -18,6 +18,8 @@ export const normalizePlainPart = (
   if (sealRemovalOptions) {
     text = removeSeal(text, sealRemovalOptions.sealUrl);
   }
+
+  text = cleanupImageText(text);
   text = normalizeTextSpacings(text);
 
   return text.trim();
@@ -56,6 +58,13 @@ const removeSeal = (plain: string, sealUrl: string): string => {
     .replace(new RegExp(sealRegexReversed), "");
 };
 
+const cleanupImageText = (plain: string): string => {
+  // For cases [image: IMAGE_NAME.EXTENSION]
+  const sealRegex = `\\[(image:\\s)(.*)\\]`;
+
+  return plain.replace(new RegExp(sealRegex), "[$2]");
+};
+
 export const cleanupHiddenCharacters = (s: string): string => {
   const removeSymbols = new RegExp(/[\u200B]+/g);
   return s.replace(removeSymbols, "");