#616 Calculate checksum of APK files to prevent corrupt downloads
#616 Calculate checksum of APK files to prevent corrupt downloads

- Add checksum value to existing APK files

literacyapp-org/literacyapp-web,literacyapp-org/literacyapp-web,elimu-ai/webapp,elimu-ai/webapp,literacyapp-org/literacyapp-web,elimu-ai/webapp,literacyapp-org/literacyapp-web,elimu-ai/webapp