Update app.py

app.py

@@ -105,6 +105,17 @@ CARDS = [
             "border":  "#3E4EB8",
         },
     },
+    {
+        "title": " ST_Log_RHOB",
+        "blurb": "Predict formation bulk density in real time.",
+        "url":   "https://smart-thinking-rhob.hf.space",
+        "icon":  ASSETS / "RHOB_logo.png",
+        "style": {
+            "bg_top":  "#EAF7FD",
+            "bg_bot":  "#F5FBFF",
+            "border":  "#0E4A6E",
+        },
+    },
 ]
 
 # ========= Helpers =========