Migrate to Python daemon

src/aiprocess.py

@@ -0,0 +1,46 @@
+from __future__ import annotations
+
+from dataclasses import dataclass
+from pathlib import Path
+
+import ollama
+
+
+def load_system_prompt(path: str | None) -> str:
+    if path:
+        return Path(path).read_text(encoding="utf-8").strip()
+    return (Path(__file__).parent / "system_prompt.txt").read_text(encoding="utf-8").strip()
+
+
+@dataclass
+class AIConfig:
+    provider: str
+    model: str
+    temperature: float
+    system_prompt_file: str
+    base_url: str
+    api_key: str
+    timeout_sec: int
+
+
+class OllamaProcessor:
+    def __init__(self, cfg: AIConfig):
+        self.cfg = cfg
+        self.system = load_system_prompt(cfg.system_prompt_file)
+        self.client = ollama.Client(host=cfg.base_url)
+
+    def process(self, text: str) -> str:
+        resp = self.client.generate(
+            model=self.cfg.model,
+            prompt=text,
+            system=self.system,
+            options={"temperature": self.cfg.temperature},
+        )
+        return (resp.get("response") or "").strip()
+
+
+def build_processor(cfg: AIConfig) -> OllamaProcessor:
+    provider = cfg.provider.strip().lower()
+    if provider != "ollama":
+        raise ValueError(f"unsupported ai provider: {cfg.provider}")
+    return OllamaProcessor(cfg)