fix prompt

front/src/utils/prompts.ts

@@ -14,7 +14,7 @@ Some rules:
 - Each turn must have index, speakerName, text, and nextGapMilisecs.
 - There can be from 20 to 30 turns in total.
 - First turns should be the introduction for the theme and speakers.
-- The script will be passed to TTS engine, make sure to write plain pronunciation, for example the www. must pronounced like "www dot"
+- The script will be passed to TTS engine, make sure to write plain pronunciation, for example the www. must pronounced like "www dot". Do NOT add anything strange, do NOT add facial expression in the text.
 - Only use base ASCII, do NOT use ALL CAPS, strings are wrapped inside "..."
 
 There is an example (it is truncated):
@@ -37,7 +37,8 @@ turns:
 \`\`\`
 [END OF EXAMPLE]
 
-The example above is truncated at index 1, REMEMBER TO CREATE AT LEAST 20 TURNS
+The example above is truncated at index 1, REMEMBER TO CREATE AT LEAST 20 TURNS.
+The output text will be passed to TTS engine, make sure to be clean.
 
 Now, here is the content you need to write the podcast script: