feat: add new folder

gig-poc/apps/api/app/services/llm_client.py

@@ -0,0 +1,34 @@
+from __future__ import annotations
+
+import json
+
+import httpx
+
+from app.core.config import Settings
+from app.domain.schemas import PromptOutput
+
+
+class LLMClient:
+    def __init__(self, settings: Settings):
+        self.settings = settings
+
+    def extract_json(self, system_prompt: str, user_text: str) -> PromptOutput | None:
+        if not self.settings.llm_enabled or not self.settings.llm_base_url or not self.settings.llm_api_key:
+            return None
+
+        payload = {
+            "model": self.settings.llm_model,
+            "messages": [
+                {"role": "system", "content": system_prompt},
+                {"role": "user", "content": user_text},
+            ],
+            "temperature": 0.1,
+            "response_format": {"type": "json_object"},
+        }
+        headers = {"Authorization": f"Bearer {self.settings.llm_api_key}"}
+        with httpx.Client(timeout=30.0) as client:
+            response = client.post(f"{self.settings.llm_base_url.rstrip('/')}/chat/completions", json=payload, headers=headers)
+            response.raise_for_status()
+            data = response.json()
+        raw_text = data["choices"][0]["message"]["content"]
+        return PromptOutput(content=json.loads(raw_text), raw_text=raw_text)