ui: Display default driving model name (#623)

* ui: Display default driving model if in use

* add ref commit and tests

* fix commit

* update msg

* update msg

* fix lint

* use sha256 hash instead

common/model.h

@@ -0,0 +1 @@
+#define DEFAULT_MODEL "Notre Dame (Default)"

selfdrive/ui/sunnypilot/qt/offroad/settings/software_panel.cc

@@ -10,6 +10,8 @@
 #include <algorithm>
 #include <QJsonDocument>
 
+#include "common/model.h"
+
 /**
  * @brief Constructs the software panel with model bundle selection functionality
  * @param parent Parent widget
@@ -105,7 +107,7 @@ QString SoftwarePanelSP::GetActiveModelName() {
     return QString::fromStdString(model_manager.getActiveBundle().getDisplayName());
   }
 
-  return "";
+  return DEFAULT_MODEL;
 }
 
 void SoftwarePanelSP::updateModelManagerState() {

sunnypilot/modeld/tests/model_hash

@@ -0,0 +1 @@
+39786068cae1ed8c0dc34ef80c281dfcc67ed18a50e06b90765c49bcfdbf7db4

sunnypilot/modeld/tests/test_default_model.py

@@ -0,0 +1,34 @@
+import os
+import hashlib
+
+from openpilot.common.basedir import BASEDIR
+
+MODEL_HASH_DIR = os.path.dirname(os.path.abspath(__file__))
+
+
+class TestDefaultModel:
+  @classmethod
+  def setup_class(cls):
+    cls.onnx_path = os.path.join(BASEDIR, "selfdrive", "modeld", "models", "supercombo.onnx")
+    cls.current_hash_path = os.path.join(MODEL_HASH_DIR, "model_hash")
+
+  @staticmethod
+  def get_hash(path: str) -> str:
+    sha256_hash = hashlib.sha256()
+    with open(path, "rb") as f:
+      for byte_block in iter(lambda: f.read(4096), b""):
+        sha256_hash.update(byte_block)
+    return sha256_hash.hexdigest()
+
+  def test_compare_onnx_hashes(self):
+    new_hash = self.get_hash(str(self.onnx_path))
+
+    with open(self.current_hash_path) as f:
+      current_hash = f.read().strip()
+
+    assert new_hash == current_hash, (
+      "Driving model updated!\n" +
+      f"Current hash: {current_hash}\n" +
+      f"New hash: {new_hash}\n" +
+      "Please update common/model.h if the default driving model name has changed."
+    )