docs: add comprehensive README and project scaffolding

- README completo con istruzioni di installazione, configurazione e utilizzo
- API Swagger/OpenAPI documentata
- File env.example con variabili di configurazione
- Dockerfile multi-stage ottimizzato
- Docker Compose con Ollama e LLM Monitor
- Struttura completa dell'app FastAPI (main.py, config, api routes)
- Servizio client Ollama reusabile
- Dashboard web HTML con TailwindCSS
- Test suite con pytest
- Makefile per comandi comuni
- CONTRIBUTING.md per i contributori
- LICENSE MIT
- .editorconfig e .dockerignore
- requirements.txt e requirements-dev.txt

tests/conftest.py

@@ -0,0 +1,32 @@
+"""
+Pytest configuration and fixtures
+"""
+
+import pytest
+from fastapi.testclient import TestClient
+from main import app
+
+@pytest.fixture
+def client():
+    """FastAPI test client"""
+    return TestClient(app)
+
+@pytest.fixture
+def mock_models_response():
+    """Mock response from Ollama API"""
+    return {
+        "models": [
+            {
+                "name": "llama2",
+                "digest": "91ab89b1b9117e34fb2ff4a5bff07b2e1fa1f1d2d3e4f5a6b7c8d9e0f1a2b3c",
+                "size": 3825922048,
+                "modified_at": "2024-01-15T10:30:00.000Z"
+            },
+            {
+                "name": "mistral",
+                "digest": "a1b2c3d4e5f6a7b8c9d0e1f2a3b4c5d6e7f8a9b0c1d2e3f4a5b6c7d8e9f0a1",
+                "size": 4096000000,
+                "modified_at": "2024-01-14T15:45:00.000Z"
+            }
+        ]
+    }