fix: clean patch script - only target Edge, no Coqui references

ai/Dockerfile

@@ -52,7 +52,7 @@ urllib.request.urlretrieve(url + '?download=true', base + '/en_US-ryan-high.onnx
 urllib.request.urlretrieve(url + '.onnx.json?download=true', base + '/en_US-ryan-high.onnx.json')
 "
 
-# ---------- Patch tts_tool.py: remplacer Coqui par Piper, supprimer Edge ----------
+# ---------- Patch tts_tool.py: replace Edge TTS fallback with Piper ----------
 COPY ai/patch_tts_tool.py /tmp/patch_tts_tool.py
 RUN /opt/hermes/.venv/bin/python3 /tmp/patch_tts_tool.py && rm /tmp/patch_tts_tool.py
 

ai/patch_tts_tool.py

@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-"""Patch Hermes TTS tool to add Piper provider and remove Edge TTS fallback."""
+"""Patch Hermes TTS tool: remove Edge TTS, replace with Piper as default/fallback."""
 import sys
 
 tts_path = '/opt/hermes/.venv/lib/python3.13/site-packages/tools/tts_tool.py'
@@ -7,58 +7,6 @@ tts_path = '/opt/hermes/.venv/lib/python3.13/site-packages/tools/tts_tool.py'
 with open(tts_path) as f:
     code = f.read()
 
-# Replace the Coqui provider block with Piper
-old_coqui = '        elif provider == "coqui":'
-new_piper = '''        elif provider == "piper":
-            logger.info("Generating speech with Piper TTS (local, CPU)...")
-            import subprocess
-            piper_binary = "/opt/hermes/.venv/bin/piper"
-            piper_config = tts_config.get("piper", {})
-            voice = piper_config.get("voice", "en_US-lessac-medium")
-            model_dir = piper_config.get("model_dir", "/opt/hermes/.venv/share/piper/voices")
-            model_path = os.path.join(model_dir, f"{voice}.onnx")
-            if not os.path.exists(model_path):
-                raise FileNotFoundError(f"Piper voice model not found: {model_path}")
-            cmd = [piper_binary, "--model", model_path, "--output-raw"]
-            proc = subprocess.Popen(cmd, stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
-            raw_audio, stderr = proc.communicate(input=text.encode(), timeout=60)
-            if proc.returncode != 0:
-                raise RuntimeError(f"Piper TTS failed: {stderr.decode()[:200]}")
-            ffmpeg_cmd = ["ffmpeg", "-f", "s16le", "-ar", "22050", "-ac", "1", "-i", "-", "-y", file_str]
-            subprocess.run(ffmpeg_cmd, input=raw_audio, capture_output=True, timeout=30)
-            logger.info("Piper TTS audio saved: %s", file_str)'''
-
-if old_coqui in code:
-    code = code.replace(old_coqui, new_piper)
-    print("Coqui -> Piper replaced")
-else:
-    # Fresh Hermes install - add Piper after the last provider (kittentts)
-    if 'provider == "piper"' in code:
-        print("Piper already present, skipping coqui replacement")
-    else:
-        print("Stock Hermes - adding Piper provider after kittentts...")
-        marker = '        elif provider == "kittentts":'
-        if marker in code:
-            # Find the end of the kittentts block and insert Piper before else
-            lines = code.split('\n')
-            kit_idx = None
-            for i, line in enumerate(lines):
-                if line.strip().startswith('elif provider == "kittentts":'):
-                    kit_idx = i
-                    break
-            if kit_idx is not None:
-                # Find the next blank line + else block
-                for i in range(kit_idx, len(lines)):
-                    if lines[i].strip() == 'else:':
-                        # Insert Piper block before this line
-                        indent = '        '
-                        piper_lines = new_piper.split('\n')
-                        insert = piper_lines + ['']
-                        lines[i:i] = insert
-                        code = '\n'.join(lines)
-                        print("Piper provider added after kittentts")
-                        break
-
 # Replace the Edge fallback with Piper fallback
 old_edge = '''        else:
             # Default: Edge TTS (free), with NeuTTS as local fallback
@@ -89,8 +37,8 @@ old_edge = '''        else:
                              "or set up NeuTTS for local synthesis."
                 }, ensure_ascii=False)'''
 
-new_piper_fallback = '''        else:
+new_piper = '''        else:
-            # Default: Piper TTS (local, CPU, no cloud)
+            # Default: Piper TTS (local, CPU, no cloud, no Microsoft)
             piper_available = False
             try:
                 piper_binary = "/opt/hermes/.venv/bin/piper"
@@ -127,19 +75,20 @@ new_piper_fallback = '''        else:
                 }, ensure_ascii=False)'''
 
 if old_edge in code:
-    code = code.replace(old_edge, new_piper_fallback)
+    code = code.replace(old_edge, new_piper)
     print("Edge fallback replaced with Piper")
 else:
-    print("Edge fallback NOT found, checking if already Piper...")
     if 'Default: Piper TTS' in code:
-        print("Piper fallback already present, skipping")
+        print("Piper fallback already present")
     else:
-        print("ERROR: Could not find Edge fallback")
+        print("ERROR: Could not find Edge fallback in tts_tool.py")
-        # Debug: show what the else block looks like
+        # Debug output
         import re
-        match = re.search(r'        else:\n            # Default:', code)
+        for m in re.finditer(r'        else:\n            # Default:', code):
-        if match:
+            start = max(0, m.start() - 100)
-            print("Found else block at", match.start())
+            end = min(len(code), m.end() + 200)
+            print(f"Found else/default at position {m.start()}:")
+            print(code[start:end])
         sys.exit(1)
 
 with open(tts_path, 'w') as f: