Update app.py

app.py

@@ -6,6 +6,10 @@ from PIL import Image
 
 app = FastAPI()
 
+@app.get("/")
+def root():
+    return {"status": "ok"}
+    
 @app.post("/generate")
 async def generate_image(request: Request):
     try:
@@ -13,11 +17,11 @@ async def generate_image(request: Request):
         base64_image = body.get("image")
         prompt = body.get("prompt", "")
 
-        # Base64文字列 → PIL画像
+        # base64 → PIL Image
         image_data = base64.b64decode(base64_image.split(",")[-1])
         image = Image.open(io.BytesIO(image_data)).convert("RGB")
 
-        # 再エンコードしてBase64で返す
+        # 再エンコード
         buffered = io.BytesIO()
         image.save(buffered, format="PNG")
         encoded_img = base64.b64encode(buffered.getvalue()).decode("utf-8")
@@ -27,8 +31,10 @@ async def generate_image(request: Request):
             "echo_prompt": prompt,
             "image_base64": f"data:image/png;base64,{encoded_img}"
         })
+
     except Exception as e:
-        return JSONResponse(status_code=500, content={
-            "success": False,
-            "error": str(e)
-        })
+        # ログ出力を追加
+        print("=== ERROR OCCURRED ===")
+        traceback.print_exc()
+        print("======================")
+        return JSONResponse(status_code=500, content={"success": False, "error": str(e)})