Reduce podcast narration length requirement to 200 words

prompts.py

@@ -114,9 +114,9 @@ Speak in first person as a knowledgeable host. Make it natural, with rhetorical
 Do NOT include sound effects or speaker labels.
 
 STRICT LENGTH REQUIREMENT:
-- Target a total length of approximately 5 minutes.
-- This equates to roughly 700-800 words.
-- Ensure the narration is deep and covers all implications in the briefing to meet this length.
+- Target a total length of approximately 200 words.
+- This equates to roughly 1.5 minutes of audio.
+- Ensure the narration is concise and covers key implications in the briefing to meet this length.
 
 STRICT FORMAT REQUIREMENT:
 - Output ONLY the narration text, no "Host:" or "Speaker:" labels.