* Add failing tests for package config validation error wrapping
* Wrap package schema validation errors in HomeAssistantError
* Fix yamllint errors
* Rework package merge validation
Ignore invalid package definitions instead of failing startup.
Output error messages with locations if possible when a package
definition has errors.
* Ruff format
* Fix linter errors
* Move package_definition_schema to module scope
* Move inner function to module level
* Merge exception handlers
Merge exception handlers for config schema validation and package merge
to avoid untested code branches
* Fix long lines and doc strings
* More minor changes to exception handler
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Co-authored-by: Erik Montnemery <erik@montnemery.com>
* Drop use of regex in helpers.extract_domain_configs
* Update test
* Revert test update
* Add domain_from_config_key helper
* Add validator
* Address review comment
* Update snapshots
* Inline domain_from_config_key in validator
* Add tests for configuration validation errors
* Use absolute path for hass.config.config_dir
* Apply suggestions from code review
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Co-authored-by: Martin Hjelmare <marhje52@gmail.com>
