3.11.0

The added support for OTP-22 means a tacit deprecation of OTP-17 support. The build is likely to keep working, but maintainers will not make an explicit effort to keep it compatible in the future.

• Bug when reread_config running on OTP 17
• Add support for reading in environment variables from a file
• Upgrade relx to 3.32.0
• Do not apply overrides to a root application.
• OTP-22.0 readiness
• Add support for git ref and file content as app version
• Supervisor template: add missing comma
• Remove large comment blocks from templates and use maps in sup
• Fix cth_readable crash with bad lager interaction
• Format hex packages in a nice/human way
• Fix duplicate module naming in edoc test suite data
• Add basic linting for .app file