ROX-27350: Setup ACS trusted tasks builds and publishing

.editorconfig

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+# This is top-most EditorConfig file for this repo.
+root = true
+
+# Unix-style newlines with a newline ending every file.
+[*]
+end_of_line = lf
+insert_final_newline = true
+
+[{*.yaml,*.yml}]
+# ij_ settings meaning can be looked up at https://www.jetbrains.com/help/idea/code-style-yaml.html
+ij_yaml_indent_sequence_value = false

.github/CODEOWNERS

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+# For further documentation on CODEOWNERS, visit
+# https://docs.github.com/en/repositories/managing-your-repositorys-settings-and-features/customizing-your-repository/about-code-owners#about-code-owners
+# This will automatically assign a team / people as reviewers for PRs based on the files changed within the PR.
+
+*  @stackrox/rhtap-maintainers

.gitignore

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+.idea/
+.DS_Store