v1.0.2 Additional validation of client_secret content

• Validate that client_secret.json contains root property installed and provide user friendly error. Update docs with example of expected content in this file (#2)
• Bump google-auth-library to v8.5.1

Full Changelog: v1.0.1...v1.0.2

v1.0.1

Add validation of the OAuth 2.0 Client Id file at startup to make sure that correct file has been used

Add support for linux/arm/v7 and linux/arm64 archs in Docker Image

v1.0.0

feature: add support for linux/arm/v7 and linux/arm64