adjusted default values to be compatible with hobby plan entitlements

[sujaya-sys]

Summary

Ensure that default values in the CLI code base are compatible with all plan types in Checkly. This means any config should be in line with feature entitlements of Hobby accounts to avoid unnecessary error messages.

Plan based entitlements for reference:

Monitors (URL, TCP, Heartbeat, DNS)

• Minimum frequency: 120 seconds
• parallel: false
• retries: not allowed
• location: Up to 4, must be one of eu-central-1, us-east-1, ap-southeast-1, ap-southeast-2

Checks (API, Multistep, Browser, Playwright Check Suites)

• Minimum frequency: 20 seconds
• locations: Up to 4, must be one of eu-central-1, us-east-1, ap-southeast-1, ap-southeast-2

General

• Alert channels: Must be email, slack, web hooks. Others are not allowed