Add file headers

[marinofelipe]

With GYG copyright and a reference to the Apache license

[Copilot]

Pull Request Overview

This pull request adds copyright headers with GetYourGuide GmbH copyright and Apache License references to all Swift source files in the project.

• Adds standardized file headers containing copyright notice, license reference, and license URL
• Ensures legal compliance by including proper copyright attribution and license information
• Maintains consistent format across all source files in the project

Reviewed Changes

Copilot reviewed 25 out of 25 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
Sources/SPMGraphVisualize/SPMGraphVisualize.swift	Added copyright header with GYG copyright and Apache license reference
Sources/SPMGraphVisualize/Package+externalDependencies.swift	Added copyright header with GYG copyright and Apache license reference
Sources/SPMGraphVisualize/Helpers/Node+Factories.swift	Added copyright header with GYG copyright and Apache license reference
Sources/SPMGraphVisualize/Helpers/Node+Attributes.swift	Added copyright header with GYG copyright and Apache license reference
Sources/SPMGraphVisualize/Helpers/HelperFunctions.swift	Added copyright header with GYG copyright and Apache license reference
Sources/SPMGraphVisualize/Helpers/Edge+Factories.swift	Added copyright header with GYG copyright and Apache license reference
Sources/SPMGraphVisualize/Helpers/Array+Extensions.swift	Added copyright header with GYG copyright and Apache license reference
Sources/SPMGraphVisualize/GraphViz/GraphVizWrapper.swift	Added copyright header with GYG copyright and Apache license reference
Sources/SPMGraphTests/SPMGraphTests.swift	Added copyright header with GYG copyright and Apache license reference
Sources/SPMGraphLint/SPMGraphLint.swift	Added copyright header with GYG copyright and Apache license reference
Sources/SPMGraphExecutable/Subcommands/Visualize.swift	Added copyright header with GYG copyright and Apache license reference
Sources/SPMGraphExecutable/Subcommands/Tests.swift	Added copyright header with GYG copyright and Apache license reference
Sources/SPMGraphExecutable/Subcommands/Load.swift	Added copyright header with GYG copyright and Apache license reference
Sources/SPMGraphExecutable/Subcommands/Lint.swift	Added copyright header with GYG copyright and Apache license reference
Sources/SPMGraphExecutable/Subcommands/Edit.swift	Added copyright header with GYG copyright and Apache license reference
Sources/SPMGraphExecutable/SPMGraph.swift	Added copyright header with GYG copyright and Apache license reference
Sources/SPMGraphDescriptionInterface/SPMGraphConfigLoader.swift	Added copyright header with GYG copyright and Apache license reference
Sources/SPMGraphDescriptionInterface/SPMGraphConfigInterface.swift	Added copyright header with GYG copyright and Apache license reference
Sources/SPMGraphConfigSetup/SPMGraphLoad.swift	Added copyright header with GYG copyright and Apache license reference
Sources/SPMGraphConfigSetup/SPMGraphEdit.swift	Added copyright header with GYG copyright and Apache license reference
Sources/SPMGraphConfigSetup/Resources/DoNotEdit_DynamicLoading.txt	Added copyright header with GYG copyright and Apache license reference
Sources/Core/PackageLoader.swift	Added copyright header with GYG copyright and Apache license reference
Sources/Core/GitClient.swift	Added copyright header with GYG copyright and Apache license reference
Sources/Core/Extensions/KeyPath+Core.swift	Added copyright header with GYG copyright and Apache license reference
Sources/Core/Extensions/AbsolutePath+Core.swift	Added copyright header with GYG copyright and Apache license reference

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