Program icons at 128px, no frame

Installer.py

@@ -152,7 +152,9 @@ def ManifestHash(Program: Program) -> str:
     AppImage), so that shows up as an update even with no new commit."""
     Hasher = hashlib.sha256()
     for ManifestFile in sorted(Program.Folder.rglob("*")):
-        if ManifestFile.is_file() and "__pycache__" not in ManifestFile.parts:
+        # Icon.png is only the card's picture before installing; changing it
+        # shouldn't make installed programs show an update.
+        if ManifestFile.is_file() and "__pycache__" not in ManifestFile.parts and ManifestFile.name != "Icon.png":
             Hasher.update(str(ManifestFile.relative_to(Program.Folder)).encode())
             Hasher.update(ManifestFile.read_bytes())
     return Hasher.hexdigest()