Dynamic width terminal calculation for `atmos --help` @Cerebrovinny (#815)

what

• Help should detect proper screen width

why

• Terminal Width should be dynamic calculated when the user prints help

[workflows] Fix preview deployment inactivation @goruha (#843)

what

• Deactivate preview env deployment only for the current branch

why

• Allow to have deployment per PR

Update Atmos stack manifest JSON schema. Fix docs @aknysh (#842)

what

• Update Atmos stack manifest JSON schema
• Fix docs

why

• Add the new attribute metadata.enabled to the Atmos stack manifest validation schema
• Fix some typos in the docs

Fix deployments overrides @goruha (#841)

what

• Fix deployments overrides

why

• Allow each PR to have independent preview env deployment