Refactor voice reply generation to include system prompt customization; add helper function to build system prompt and update encoded prompt formatting.

VoiceReply.py

@@ -3,6 +3,17 @@ import os
 import time
 import urllib.parse
 import random
+from utils import read_config
+
+_config = read_config()["llm"]
+_SYSTEM_TEMPLATE   = _config.get("system_prompt", "")
+_CHAR              = _config.get("char", "Eve")
+
+def _build_system_prompt() -> str:
+    """
+    Substitute {char} into the system prompt template.
+    """
+    return _SYSTEM_TEMPLATE.replace("{char}", _CHAR)
 
 def generate_voice_reply(prompt, model="openai-audio", voice="coral", audio_dir="."):
     """
@@ -25,7 +36,8 @@ def generate_voice_reply(prompt, model="openai-audio", voice="coral", audio_dir=
     print(f"DEBUG: Received prompt: {prompt}")
     os.makedirs(audio_dir, exist_ok=True)
     randomSeed = random.randint(0, 9999999)
-    encoded_prompt = urllib.parse.quote(prompt)
+    system_prompt = _build_system_prompt()
+    encoded_prompt = urllib.parse.quote(f"system_prompt: {system_prompt}; prompt:{prompt};")
     url = f"http://text.pollinations.ai/{encoded_prompt}?model={model}&voice={voice}&seed={randomSeed}"
     print(f"DEBUG: Fetching audio with URL: {url}")