See this manifest. To apply export environment variales GITHUB_USER and GITHUB_PASSWORD then run:
cat github-secret.yaml | envsubst | kubectl apply -f -See this manifest. Not that the secret needs to be created first.
See this manifest for the Tekton namespace and this manifest for the ci namespace. If http_proxy variables are present run:
cat proxy-presets.yaml | envsubst | kubectl apply -f -
cat proxy-presets-ci.yaml | envsubst | kubectl apply -f -