Common PR Workflow

[AlexanderLanin]

Provide a common PR workflow.
Put as much as reasonable into this central place.

Current best guess

Inputs

• Test Results
• Integration parameters (e.g. target version)

Jobs

• verify some bazel basics (if repo contains bazel)
• sphinx-docs (if repo contains docs)
• linting - if possible
• reference integration test (if repo is a module consumed by reference integration)
• copyright checks
• verify used 3rd party licenses against Apache 2.0 blacklist (Note: tool development not in scope of this issue)

[anmittag]

2026-01-19: TLC Planning Meeting: @AlexanderLanin please check finishing iteration