Program icons at 128px, no frame

Manifests.py

@@ -129,6 +129,22 @@ class Program:
     def AppDir(self) -> Path:
         return self.ProgramDir / "App"
 
+    @property
+    def IconPath(self) -> Optional[Path]:
+        """The installed copy's own icon if it's there (always current; the
+        Icon= line of the program's desktop entry template says where), otherwise
+        the copy bundled next to the manifest (Programs/<Name>/Icon.png), so the
+        card has an icon before installing too."""
+        for Template in self.Templates:
+            if Template.Target.endswith(".desktop"):
+                for Line in (self.Folder / "Templates" / Template.Source).read_text().splitlines():
+                    if Line.startswith("Icon="):
+                        Installed = Path(Render(Line.removeprefix("Icon="), self.Context()))
+                        if Installed.is_file():
+                            return Installed
+        Bundled = self.Folder / "Icon.png"
+        return Bundled if Bundled.is_file() else None
+
     @property
     def ConfigDir(self) -> Path:
         return SharedConfigDir / self.Name