fix(gmail): decode & last in htmlToPlainText to avoid double-decoding compound entities

Author: waleedlatif1

apps/sim/tools/gmail/utils.test.ts

@@ -75,6 +75,12 @@ describe('htmlToPlainText', () => {
   it('drops <style> and <script> contents', () => {
     expect(htmlToPlainText('<style>p{}</style><p>Hi</p>')).toBe('Hi')
   })
+
+  it('does not double-decode compound entities like &amp;lt;', () => {
+    expect(htmlToPlainText('<p>&amp;lt; is the literal &lt; entity</p>')).toBe(
+      '&lt; is the literal < entity'
+    )
+  })
 })
 
 describe('buildSimpleEmailMessage', () => {

apps/sim/tools/gmail/utils.ts

@@ -356,11 +356,11 @@ export function htmlToPlainText(html: string): string {
     .replace(/<\/(p|div|h[1-6]|li|tr)>/gi, '\n')
     .replace(/<[^>]+>/g, '')
     .replace(/&nbsp;/g, ' ')
-    .replace(/&amp;/g, '&')
     .replace(/&lt;/g, '<')
     .replace(/&gt;/g, '>')
     .replace(/&quot;/g, '"')
     .replace(/&#39;/g, "'")
+    .replace(/&amp;/g, '&')
     .replace(/\n{3,}/g, '\n\n')
     .trim()
 }