Add EngineModel abstraction

engine/model.py

@@ -0,0 +1,42 @@
+import httpx
+from engine.config import EngineConfig
+
+
+class EngineModel:
+
+    @staticmethod
+    async def generate(prompt: str) -> str:
+
+        if not EngineConfig.OPENAI_API_KEY:
+            return "❌ OPENAI_API_KEY not found"
+
+        headers = {
+            "Authorization": f"Bearer {EngineConfig.OPENAI_API_KEY}",
+            "Content-Type": "application/json"
+        }
+
+        payload = {
+            "model": EngineConfig.MODEL_NAME,
+            "messages": [
+                {"role": "system", "content": "You are Eroha, a strategic AI operating core."},
+                {"role": "user", "content": prompt}
+            ],
+            "temperature": EngineConfig.TEMPERATURE
+        }
+
+        try:
+            async with httpx.AsyncClient(timeout=30) as client:
+                response = await client.post(
+                    "https://api.openai.com/v1/chat/completions",
+                    headers=headers,
+                    json=payload
+                )
+
+            if response.status_code != 200:
+                return f"❌ API Error: {response.text}"
+
+            data = response.json()
+            return data["choices"][0]["message"]["content"]
+
+        except Exception as e:
+            return f"❌ Internal error: {str(e)}"