Rename beta_job to job, but keep beta_job as alias

[mobilutz]

This renames beta_job to job, but keeps beta_job as alias for job.

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Reviewer checklist

• Read PR description: a summary about the changes is required
• Changelog updated
• Documentation: docs/{Reference, Cli, ...}, Docker and cli help/usage
• Pulled branch, manually tested
• Verified requirements are met
• Reviewed the code
• Reviewed the related tests

[Copilot]

Pull Request Overview

This PR renames the beta_job block to job while maintaining backwards compatibility by keeping beta_job as a supported alias. The change promotes the job functionality from beta status to stable.

• Updated the primary block name from beta_job to job in configuration structures
• Implemented automatic renaming of legacy beta_job blocks to job during configuration loading
• Added test coverage for the legacy beta_job alias to ensure backwards compatibility

Reviewed Changes

Copilot reviewed 16 out of 16 changed files in this pull request and generated 1 comment.

Show a summary per file

File	Description
config/definitions.go	Updated struct tag from beta_job to job for the Job field
config/configload/load.go	Added normalizeLegacyBlocks function to automatically rename beta_job blocks to job during parsing
config/configload/helper.go	Added renameDefinitionBlocks helper function and call to support legacy block renaming
config/configload/tests.go	Added normalization calls to test loading functions
config/runtime/server.go	Updated error message to reference job instead of beta_job
server/testdata/definitions/01_job.hcl	Updated test file to use job block name
server/testdata/definitions/02_job.hcl	Updated test file to use job block name
server/testdata/definitions/03_job.hcl	Updated test file to use job block name
server/testdata/definitions/04_job.hcl	Updated test file to use job block name
server/testdata/definitions/05_job.hcl	Updated test file to use job block name
server/testdata/definitions/06_beta_job.hcl	Added new test file to verify beta_job alias still works
server/http_definitions_test.go	Added test case for beta_job without label to verify alias support
docs/website/content/2.configuration/4.block/job.md	Updated documentation to reflect job as primary name with note about beta_job alias
docs/website/content/2.configuration/4.block/definitions.md	Updated block reference and added note about legacy beta_job support
docs/website/content/3.observation/logging.md	Updated field description to reference job block with beta_job alias note
CHANGELOG.md	Added entry documenting the change

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[malud]

Lets sell it as stable promotion :)

[mobilutz]

Is the change correct like that?