Add encrypted embedding-gemma engines (engines.zip, SDPA fused-attention, 512, mlmodelc only)

Add encrypted embedding-gemma engines (engines.zip, standard-attention, mlmodelc only)

Add encrypted embedding-gemma engines (engines.zip)

Remove unpacked engines/ folder (engines.zip is canonical)

Remove obsolete model.zip (engines.zip is canonical)

Upload subscription/macos_ios/engines.zip with huggingface_hub

Upload subscription/macos_ios/model.zip with huggingface_hub

Upload folder using huggingface_hub

Upload config.json with huggingface_hub

Upload subscription/macos_ios/engines.zip with huggingface_hub

initial commit