[werft] More clearly construct a docker registry secret

Author: kylos101

.werft/build.ts

@@ -375,14 +375,8 @@ export async function deployToDevWithInstaller(deploymentConfig: DeploymentConfi
  const auth = exec(`echo -n "_json_key:$(kubectl get secret ${IMAGE_PULL_SECRET_NAME} --namespace=keys -o yaml \
  | yq r - data['.dockerconfigjson'] \
  | base64 -d)" | base64 -w 0`, { silent: true }).stdout.trim();
- fs.writeFileSync(`./${IMAGE_PULL_SECRET_NAME}`,
- `{
- "auths": {
- "eu.gcr.io": {
- "auth": "${auth}"
- }
- }
-}`);
+ const dockerConfig = { auths: { "eu.gcr.io": { auth: auth } } };
+ fs.writeFileSync(`./${IMAGE_PULL_SECRET_NAME}`, JSON.stringify(dockerConfig));
  exec(`kubectl create secret docker-registry ${IMAGE_PULL_SECRET_NAME} -n ${namespace} --from-file=.dockerconfigjson=./${IMAGE_PULL_SECRET_NAME}`);
  werft.done(installerSlices.IMAGE_PULL_SECRET);
  }