Add error handling and screenshot capture for Transifex login

Background For Blog Post Website

@@ -26,10 +26,17 @@ def is_logged_in(driver):
 def login_transifex(driver, username, password):
  driver.get("https://app.transifex.com/signin/")
  sleep(5)
- write(username, into="Email")
- write(password, into="Password")
- click("Log in") # Adjust selector if needed.
- # Allow time for login and cookie propagation.
+ try:
+ write(username, into="Email")
+ write(password, into="Password")
+ click("Log in")
+
+ except Exception as e:
+ print(f"Login failed: {e}")
+ # Take screenshot for debugging
+ driver.save_screenshot("login_error.png")
+ raise
+
  driver.implicitly_wait(10)
  save_cookies(driver)
  return driver