Update app.py

app.py

@@ -11,6 +11,8 @@ import os
 # Initialisation
 app = FastAPI(
     title="API Détection de Fraude",
+    docs_url="/docs",
+    redoc_url="/redoc",
     description="API de détection de fraude dans les transactions bancaires",
     version="1.0.0"
 )
@@ -70,14 +72,29 @@ def health_check():
         "model_loaded": model is not None,
         "timestamp": datetime.now().isoformat()
     }
+@app.get("/")
+def root():
+    return RedirectResponse(url="/docs")
 
-@app.get("/categories")
-def get_categories():
-    return {
-        "categories": list(mappings['categories'].keys()),
-        "states": list(mappings['states'].keys()),
-        "genders": list(mappings['genders'].keys())
-    }
+@app.middleware("http")
+async def catch_json_decode_errors(request: Request, call_next):
+    try:
+        if request.method in ["POST", "PUT", "PATCH"]:
+            await request.json()
+    except Exception:
+        return JSONResponse(
+            status_code=422,
+            content={"error": "Le JSON est invalide ou mal formé, merci de consulter la documentation"}
+        )
+    return await call_next(request)
+    
+#@app.get("/categories")
+# def get_categories():
+#     return {
+#         "categories": list(mappings['categories'].keys()),
+#         "states": list(mappings['states'].keys()),
+#         "genders": list(mappings['genders'].keys())
+#     }
 
 @app.post("/predict", response_model=PredictionResponse)
 def predict_fraud(transaction: Transaction):