feature: implement base tts with uv and kokoro

tts/main.py

@@ -0,0 +1,13 @@
+from kokoro import KPipeline
+import soundfile as sf
+import sys
+import json
+
+text = sys.stdin.read()
+
+pipeline = KPipeline(lang_code="a", repo_id="hexgrad/Kokoro-82M")
+generator = pipeline(text, voice="af_heart", speed=1.2)
+
+for i, (gs, ps, audio) in enumerate(generator):
+    print(json.dumps({"file": i, "text": gs}))
+    sf.write(f"{i}.wav", audio, 24000)

tts/pyproject.toml

@@ -0,0 +1,8 @@
+[project]
+name = "tts"
+version = "0.1.0"
+requires-python = ">=3.12"
+dependencies = [
+    "kokoro>=0.9.4",
+    "soundfile>=0.13.1",
+]