Update app.py

app.py

@@ -2,7 +2,7 @@ import gradio as gr
 
 # 已有的 Hugging Face Space 链接
 CALCULATOR_URL = "https://huggingface.co/spaces/EricCRX/Upfront_Embodied_Carbon_Calculator"
-PREDICTOR_URL = None  # 未来可替换为你的预测模型链接
+PREDICTOR_URL = "https://huggingface.co/spaces/yl0628/co2-emission-proj1"  # 未来可替换为你的预测模型链接
 
 with gr.Blocks(title="Unified Carbon Tools") as demo:
     gr.Markdown("# 🌍 Unified Carbon Tools")
@@ -20,7 +20,10 @@ with gr.Blocks(title="Unified Carbon Tools") as demo:
         )
 
     with gr.Tab("Predictor"):
-        gr.Markdown("### 📈 CO₂ Emission Predictor (Coming Soon)")
+        gr.Markdown("### 📈 CO₂ Emission Predictor")
+        gr.Markdown(
+            f"[👉 Click here to open the Predictor]({PREDICTOR_URL})"
+        )
         gr.Markdown(
             "This section will link to a **time-series ML model** that forecasts future CO₂ emissions "
             "based on historical data and model-inference pipelines."